Cinnioğlu, Hasan, et al. “RELATIONSHIP BETWEEN TRANSACTIONAL LEADERSHIP, TRANSFORMATIONAL LEADERSHIP, AND JOB SATISFACTION: RESEARCH IN FOOD AND BEVERAGE ENTERPRISES”. Taikomieji Tyrimai Studijose Ir Praktikoje - Applied Research in Studies and Practice, vol. 16, no. 1, Dec. 2020, pp. 5-12, https://ojs.panko.lt/index.php/ARSP/article/view/107.