CZEKAJ, Janusz. The methods of job security system as an instrument for employment rationalization in the management subsystem on the example of a public utility company. In: KOŁODZIEJCZAK, Małgorzata; BEDNARSKA-WNUK, Izabela; ŚWIĄTEK-BARYLSKA, Ilona (eds.). Metody i techniki zarządzania. Inspiracje dla teorii i praktyki. ManagementPoland: Lodz University Press,2020. p. 51–69. DOI: 10.18778/8220-435-3.03. Disponível em: https://www.press.uni.lodz.pl/index.php/wul/catalog/book/1353/chapter/4177. Acesso em: 21 jan. 2026.