Volume 12, Problème 3 (2021)

article de recherche

Hydraulic Concentric Tubular Pumping System Simulation and Testing

  • Clemens Langbauer*, Petr Vita, Jax Gerald, Judmaier Daniel

article de recherche

Freshwater Crisis: A Challenge to Sustainable Development

  • Alemayehu N. Emana and Misganaw E. Dubie