Setyowati, Nanik, Zainal Muktamar, Bani Suriyanti, and Marulak Simarmata. 2014. “Growth and Yield of Chili Pepper As Affected by Weed Based Organic Compost and Nitrogen Fertilizer”. International Journal on Advanced Science, Engineering and Information Technology 4 (2):121-24. https://doi.org/10.18517/ijaseit.4.2.382.