Determination of nitrogen-containing pesticides in soil using vacuum-assisted headspace solid-phase microextraction - Dyussenkulova, Balgyn; Zhakupbekova, Aray; Zhumadildinova, Alua; Yusupova, Kamila; Kapar, Anel; Orazbayeva, Dina (Chemical Bulletin of Kazakh National University, 2023)