1. Management Department, Universitas Merdeka Malang (Visiting Research at National Research and Innovation Agency), Malang, Indonesia
2. Research Center for Cooperative, Corporation, and People’s Economy, National Research and Innovation Agency (BRIN-RI), Jakarta, Indonesia
3. Department of Business Management, Institut Teknologi Sepuluh Nopember, Surabaya, Indonesia
4. Management Department, Universitas Merdeka Malang, Malang, Indonesia