The Aviation & Space Journal Vol. XIX No. 1, Italia (2020)
Ridha Aditya Nugraha, Yeselia Salim, Marshal Ramadhan, Renata Dwimitha, Figgo Secenko and Julien Friederick Ezekiel Pantow
http://www.aviationspacejournal.com/wp-content/uploads/2020/05/The-Aviation-Space-Journal-Year-XIX-January-March-2020.pdf