Purwoko, Bambang. “Analysis of the Effect of Inflation on Exports of Non-Oil and Gas Commodities Through the Port of Tanjung Perak Surabaya”. Eduvest - Journal of Universal Studies 1, no. 7 (July 20, 2021): 577–584. Accessed July 1, 2025. https://eduvest.greenvest.co.id/index.php/edv/article/view/101.