Katlishin, Oleg Ilyasovich. « Evaluation of Competitiveness, Classification and Calculation of Customs Payments of Chicken Breeds Realized on the Marke »t. Amazonia Investiga 9, no. 27 (mars 21, 2020): 391-400. Consulté le mai 18, 2024. https://www.amazoniainvestiga.info/index.php/amazonia/article/view/1256.