Open AccessFRONT COVER
Author(s) -
Muhammad Siddiq Armia
Publication year - 2021
Publication title -
petita
Language(s) - Uncategorized
Resource type - Reports
eISSN - 2549-8274
pISSN - 2502-8006
DOI - 10.22373/petita.v5i2.137
Subject(s) - front cover , geology , cover (algebra) , engineering , mechanical engineering