Szabó, Rubina Tünde, Ákos Bodnár, Ferenc Pajor, Péter Póti, and Mária Weber. 2014. “Detection of Application of Microalgae Feed Supplements: Review”. Animal Welfare, Ethology and Housing Systems (AWETH) 10 (2): 157-69. https://journal.uni-mate.hu/index.php/aweth/article/view/6688.