Hasanah, Rina Uswatun, M. Syamsul Maarif, Nimmi Zulbainarni, and M. Joko Affandi. 2021. “The Use of Soft System Methodology To Build A Conceptual Model for Strengthening Innovation of Entrepreneurs in Coastal Area of Jakarta”. Indonesian Journal of Business and Entrepreneurship 7 (2): 119. https://doi.org/10.17358/ijbe.7.2.119.