Handayani, Harijanto Ratana, and Mulio Kantjana. “The Influence of Procrastination and Leadership Traits on Employee Productivity, With Assertive Communication As a Moderating Factor”. Primanomics : Jurnal Ekonomi & Bisnis 23, no. 1 (January 16, 2025): 130–141. Accessed January 21, 2025. https://jurnal.ubd.ac.id/index.php/PE/article/view/2814.