1.
Nababan TS, Panjaitan R, Panjaitan F, Munthe K. WILLINGNESS TO PAY: A PROXY TO PRODUCT PRICE. JMB [Internet]. 2021Apr.17 [cited 2024May3];21(1):137-43. Available from: https://ejournal.ust.ac.id/index.php/JIMB_ekonomi/article/view/1192