Wijaya, Hendry, Nurlina T. Muhyiddin, Bambang Bemby Soebyakto, and Saadah Yuliana. 2019. “Determination Factors of Elderly Decision to Keep Continuing Work Activities in Palembang City”. International Review of Management and Marketing 9 (1):137-43. https://econjournals.net.tr/index.php/irmm/article/view/7544.