Putra, Ramadhani, Hutami, Rachmisanti, Suantika, Gede, AND Rosmiati, Mia. " Application of compost produced by bioconversion of coffee husk by black soldier fly larvae (Hermetia illucens) as solid fertilizer to lettuce (Lactuca sativa var. crispa) : Impact to harvested biomass and utilization of nitrogen, phosphor, and potassium" Proceedings of the International Conference on Green Technology [Online], Volume 8 Number 1 (1 November 2017)