Open AccessThe Role of Leadership on Sustainable Improvement in Improving Product Quality in the Division of PT. North Sumatra Coal Inalum
Author(s) -
Kholilul Kholik,
Iman Sudirman,
Yusuf Arifin
Publication year - 2022
Publication title -
international journal of health, economics, and social sciences (ijhess)
Language(s) - English
Resource type - Journals
ISSN - 2685-6689
DOI - 10.56338/ijhess.v4i1.2164
Subject(s) - quality (philosophy) , business , product (mathematics) , quality management , process management , coal , order (exchange) , marketing , work (physics) , industrial organization , engineering , finance , mechanical engineering , philosophy , geometry , mathematics , epistemology , service (business) , waste management