Aplikasi penerapan prinsip operasi pada sistem manajemen mutu (SMM) di lingkungan Kementerian Pekerjaan Umum dan Perumahan Rakyat (PUPR) berbasiskan ISO 9001 tahun 2015 = Application of the performance operation principle of quality management system (QMS) within the Ministry of Public Works and Housing (PUPR) based on ISO 9001:2015