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Proceedings of the Estonian Academy of Sciences
Scopus
ISSN 1736-6046 · Estonian Academy Publishers · 841 articles in the index
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Revaluation of Estonian local sheep wool – impact of different wool types on textile material properties
The use of local sheep wool in Estonia â and consequently, sheep farming â has declined since the mid-20th century due to the increased availability of synthetic fibres and the import of finer, higher-quality wool. Nevertheless, it is possible to produce high-quality textiles from the more uneven…
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Distributed consensus for second-order multi-agent systems based on reset event-triggered mechanism
This paper investigates the consensus problem of disturbed second-order nonlinear multi- agent systems (MASs) under directed topology. A reset event-triggered control (RETC) is proposed that combines the reset mechanism with dynamic event-triggered control (ETC) strategies. The introduction of RETC…
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Joint task offloading and resource allocation for remote IoT in space-air-ground networks architecture
In remote areas with insufficient ground infrastructure, user devices (UDs) are constrained by limited computing resources, which poses substantial challenges to achieving low-latency and energy-efficient data processing. To address these issues, this paper proposes a dual-layer heterogeneous…
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Microbiological assessment of dry oat (Avena sativa L.) seeds before and after maceration
The aim of this study was to differentiate surface-associated microflora and microorganisms resistant to washing in dry oat (Avena sativa L.) seeds and to evaluate the effect of 24 h maceration in sterile distilled water on microbial release. Commercial seed samples were processed aseptically in…
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Bromides in treated wastewater: limiting the choice of quaternary wastewater treatment technologies for residual micropollutant removal. An Estonian case study
The recent changes in the European Union Wastewater Directive require micropollutant elimination from the effluents of wastewater treatment plants serving at least 150 000 population equivalents, and in some cases even starting from 10 000. While ozonation can degrade micropollutants without…
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Evaluation of seed content and fatty acid profile in blackcurrant (Ribes nigrum L.) genotypes
Twenty-two blackcurrant genotypes, âKarriâ, âAlmoâ, âAtsâ, âEloâ, âVarmasâ, âMairiâ, âAskerâ, âPilÄnaiâ, âVyÄiaiâ, âBen Alderâ, âBen Nevisâ, âBen Lomondâ, âBen Sarekâ, âIntercontinentalâ, âTitaniaâ, âÃjebynâ, âÄ»entjaiâ, âPamyati Vavilovaâ, âZagadkaâ, 10B, 1-96-16, and 2-96-51, were evaluated in…
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Digital era people management practices: general management insights
This research article examines the critical challenges and opportunities of people management in the digital era, offering valuable insights from general management and sustainable management perspectives. As organizations increasingly operate in digitally transformed environments, sustainable…
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Moral management in practice: a qualitative study of values, habits, and ethical interventions among top managers in Estonia
Top managers are leaders and role models for subordinates. Although numerous research papers have been published on ethical leadership, to the best of our knowledge, recent research has largely overlooked the phenomenon of how managers apply ethical principles in their everyday leadership…
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Drivers and challenges of environmental, social, and governance adoption: aligning corporate strategies with stakeholder expectations
This study examines the drivers, stakeholder engagement mechanisms, and challenges influencing the adoption of environmental, social, and governance (ESG) strategies among European Union-based companies. Using semi-structured interviews with 16 firms across diverse sectors, supplemented by…
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Sustainability paradox of platform companies: mediated legitimacy in public discourse
This study examines how sustainability claims of a platform company are constructed, contested, and evaluated through mediated public discourse. Drawing on a qualitative media analysis of Estonian media coverage, reader comments, and corporate sustainability communications related to the Estonian…
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Firefighter well-being in the Baltics: a comparative study of physical activity, psychosocial risks, and management strategies in Estonian and Latvian fire services
Firefighting demands exceptional physical and cognitive capacity in hazardous, unpredictable environments. This comparative study examined firefighter well-being in Estonia and Latvia using the job demands-resources (JD-R) model. A mixed-methods approach (2020â2024) included questions from the…
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How does sustainable human resource management contribute to managerial well-being?
This study examines how sustainable human resource management (HRM) contributes to managerial well-being in the Estonian public sector, addressing the gap that HRMâwell-being research remains largely employee-centric and provides limited insight into managersâ well-being under high demands. Using a…
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Rethinking sustainability strategy in Estonian wood manufacturing firms
Sustainability-oriented innovation (SOI) is an increasingly important means for manufacturing firms to address environmental and social challenges while securing economic returns. Manufacturers exposed to similar sustainability pressures respond to them in strategically different ways. In this…
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Digitalisation as a driver of psychosocial risks in post-pandemic workplaces with implications for psychosocial risk management
Digitalisation has become a defining feature of post-pandemic work, reshaping work organisation and creating psychosocial risk (PSR) patterns that are not always captured in established assessment frameworks. This qualitative study examines how digitalisation, including remote/hybrid work and the…
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The efficiency–verification trade-off in large language model-assisted workplace risk assessment
Large language models (LLMs) are increasingly adopted in occupational health and safety (OHS) to accelerate workplace risk assessment, yet their integration raises a dilemma between efficiency and verification. The study examines this trade-off in an LLM-assisted workflow using data from 111…
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Leading sustainably in the digital era: a pilot study of AI literacy as a leadership competency in Estonian small and medium-sized enterprises
The rapid digitalisation of organisational management has brought artificial intelligence (AI) into core decision-making processes, shaping managerial and human resource functions. Since February 2025, the EU Artificial Intelligence Act has required providers and deployers of AI systems to ensure…
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On definition of difference field, associated to nonlinear control system: several options
A universal inversive difference field that always exists is constructed for a submersive discrete-time nonlinear control system. This field is unique up to permutation of the control variables. Using the unique field in proofs will simplify them significantly. The construction extends the one for…