Imbiri, Kosmus, et al. “Respon Tanaman Pakcoy (Brassica Rapa L.) Pada Beberapa Media Tumbuh Organik”. Agrisintech (Journal of Agribusiness and Agrotechnology), vol. 2, no. 1, Oct. 2021, pp. 01-08, doi:10.31938/agrisintech.v2i1.310.