Demestichas, Konstantinos, Theodoros Alexakis, Nikolaos Peppes, and Evgenia Adamopoulou. 2020. “The Role of Drones As an Enabler for the 4th Agricultural Revolution”. Current Research in Agricultural Sciences 7 (2):40-51. https://doi.org/10.18488/journal.68.2020.72.40.51.