Григорьева НН, Черняева ТН. Аpplication of assortment analysis methods in order to improve procurement activities in the struc-tural divisions of the holding JSC «Russian Railways». СТСАМ [Internet]. 2023Apr.28 [cited 2024May20];(1(77):60-72. Available from: http://ojs.irgups.ru/index.php/stsam/article/view/1051