Endang, S. M., Stanislaus, S., & ., F. (2018). Action Research of Holistic Conservation in Rawa Pening Fertilizer Engineering Technology and Lightweight Concrete By Academic-Business-Government-Community (ABGC) Synergy Approach. KnE Social Sciences, 3(10), 713–718. https://doi.org/10.18502/kss.v3i10.3166