1.
Anjarsari S, Hariyanto D. Safety Standards in Management and Engineering Policies at the Sidoarjo Transportation Agency. IJPPR [Internet]. 2020Jan.31 [cited 2024May3];90:10.21070/ijppr.v9i0.1158. Available from: https://ijppr.umsida.ac.id/index.php/ijppr/article/view/1158