Yolandi Roos Mareike, S A, and S Maya FP. “Contribution and Effectiveness Ease Smoke to Earnings of Genuiness Area North Province Sulawesi of the Year 2014–2017”. KnE Social Sciences 3, no. 11 (March 24, 2019): 841–864. Accessed April 26, 2024. https://knepublishing.com/index.php/KnE-Social/article/view/4054.