“MISO – Motion in the Science Ocean Project Based Learning Using Mobile Devices – Synthesis of Biodiesel by Homogeneous or Heterogeneous Catalysis”. The Eurasia Proceedings of Educational and Social Sciences 14 (September 20, 2019): 18–26. Accessed May 3, 2026. https://www.epess.net/index.php/epess/article/view/529.