N. TAZHBAYEV; S. ORYNBASAROV; R. BESPAYEVA; R. BUGUBAYEVA; G. G. SHINET; MANUEL FERNÁNDEZ-GRELA. NULL COMPACTNESS FOR LOCAL, PARTIAL GRAPHS IN ECONOMIC TASKS. «Вестник НАН РК», [S. l.], n. 4, p. 235–240, 2019. Disponível em: http://91834.libg.asia/bulletin-science/article/view/1554. Acesso em: 20 янв. 2025.