Hamsani, Hamsani, et al. “Work Status, Satisfaction and Organizational Citizenship Behavior: A Case Study on Bangka Islamic Bank, Province of Bangka Belitung”. International Review of Management and Marketing, vol. 9, no. 3, Apr. 2019, pp. 1-8, https://econjournals.com/index.php/irmm/article/view/7838.