Aditya Angger Wibowo. “The Impact Institusional Work Culture, Institutional Loyalty, Collaborative Leadership Style on Employee Work Effective-Ness By Work Expectation Fulfillment at PT Bank Rakyat Indonesia Pati Branch”. EPaper Bisnis : International Journal of Entrepreneurship and Management , vol. 3, no. 3, Sept. 2026, pp. 37-55, doi:10.61132/epaperbisnis.v3i3.764.