Saputra, Ginanjar Wira, Kurniawati Kurniawati, Ahmad Johan, and Riza Bahtiar Sulistyan. 2023. “Analysis of Employee Performance Improvement: The Role of Social Exchange Theory”. Wiga : Jurnal Penelitian Ilmu Ekonomi 13 (2):272-81. https://ejournal.itbwigalumajang.ac.id/index.php/wiga/article/view/1129.