Sembiring, Murpin Josua, and Herman Budi Sasono. 2018. “The Effects Of Ship Loading Cost (General Cargo), Unit Ship’s Call And Ship’s Gross Tonnage Towards Non-Migas (Oil And Gas) Exports, With Four Destination Countries To U.S.A, Japan, Australia, And United Kingdom At Port Of Surabaya, Indonesia In 2014-2016”. Archives of Business Research 6 (4):224-36. https://doi.org/10.14738/abr.64.4444.