2018. Mamutov Zh.U., Birimzhanova Z.S., Abdrakhimova A.O. The Results оf the Search for Effective Ways оf Using Vermicompost: al-Farabi Kazakh National University, Kazakhstan, Almaty. ҚазҰУ хабаршысы. Экология сериясы. 56, 3 (Oct. 2018), 23–31.