Hajiyev, Rovshan, Rasim Saidov, Gabil Mammadov, Urfan Taghiyev, and Gahira Allahverdiyeva. “Analysis of the Main Design and Operating Parameters of the Device for the Fermentation of Bird Droppings”. EUREKA: Physics and Engineering, no. 5 (September 30, 2022): 107-122. Accessed January 29, 2023. http://journal.eu-jr.eu/engineering/article/view/2306.