Papilo, P., Marimin, M., Hambali, E., Sitanggang, I. S. (2021) “Institutional Analysis on Palm Oil-based Bioenergy for Rural Community Electricity Development in Indonesia: A Hybrid of Soft System and Hard System Approach”, Periodica Polytechnica Social and Management Sciences, 29(1), pp. 40–63. https://doi.org/10.3311/PPso.12995