Hasanah, R. U.; Maarif, M. S. .; Zulbainarni, N. .; Affandi, M. J. . The Use of Soft System Methodology To Build A Conceptual Model for Strengthening Innovation of Entrepreneurs in Coastal Area of Jakarta. IJBE 2021, 7 (2), 119. https://doi.org/10.17358/ijbe.7.2.119.