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US leadership in trade statecraft: diminishing returns and a diminished role
Article

US leadership in trade statecraft: diminishing returns and a diminished role

Stephen Woolcock
Volume 4 (2026): Issue s1 (February 2026)
Issue

Volume 4 (2026): Issue s1 (February 2026)

Volume 106 (2026): Issue 2 (February 2026)
Issue

Volume 106 (2026): Issue 2 (February 2026)

Molecular Markers of Periodontitis and Possible Clinical Implications
Article

Molecular Markers of Periodontitis and Possible Clinical Implications

D. Nikolova
Assessment of Service Quality in Public Transport Using an Underperformance Approach: A Case Study of Constantine, Algeria
Article

Assessment of Service Quality in Public Transport Using an Underperformance Approach: A Case Study of Constantine, Algeria

Abdelaziz Kahlouche, Rachid Chaib, Sami Debbabi
Granulomatous Cheilitis of Miescher and Lingua Plicata as an Oligosymptomatic Form of Melkersson–Rosenthal Syndrome: Case Report and Review of Literature
Article

Granulomatous Cheilitis of Miescher and Lingua Plicata as an Oligosymptomatic Form of Melkersson–Rosenthal Syndrome: Case Report and Review of Literature

S. Bulanova, I. Botev, M. Krupev, L. Dourmishev
Integrated Modeling and Validation of HHO-Based Nox Reduction in Spark-Ignition Engines
Article

Integrated Modeling and Validation of HHO-Based Nox Reduction in Spark-Ignition Engines

Toncho Ivanov Boyukov
The Capital Structure of the Sofia Municipal Hospitals – A Key Indicator for Effective Corporate Governance
Article

The Capital Structure of the Sofia Municipal Hospitals – A Key Indicator for Effective Corporate Governance

M. Djuglarska
Volume 14 (2026): Issue 1 (February 2026)
Issue

Volume 14 (2026): Issue 1 (February 2026)

Design and Performance Evaluation of a Four-Row Vacuum Seeder Powered by a Walking Tractor for Precision Soybean Planting
Article

Design and Performance Evaluation of a Four-Row Vacuum Seeder Powered by a Walking Tractor for Precision Soybean Planting

Wawan Hermawan, Radite Praeko Agus Setiawan, Diang Sagita, Unggul Teguh Prasetyo, Reka Ardi Prayoga, Adhiasta Faris Setiabudi
Volume 77 (2026): Issue 1 (February 2026)
Issue

Volume 77 (2026): Issue 1 (February 2026)

Adaptive model-free sliding mode control for boost converter with flexibility to varying operating conditions
Article

Adaptive model-free sliding mode control for boost converter with flexibility to varying operating conditions

Abbes Kihal, Chems Eddine Boudjedir, Billel Talbi, Abdeslem Sahli, Abdelbasset Krama