Purnomo, Yudiyanto Joko, Evalina Darlin, and Titik Haryanti , trans. “Analysis of Changes in Work Environment, Mental Health Program, and Leadership Support to Employee Loyalty in Start-Up Companies in East Java”. West Science Social and Humanities Studies 2, no. 12 (December 31, 2024): 2075–2082. Accessed December 6, 2025. https://wsj.westsciences.com/index.php/wsshs/article/view/1496.