S. Susilawati, I. Irmawati, S. Sukarmi, and M. Ammar, “The Application of Chicken Manure and NPK Fertilizer on Growth and Yield of Shallot Plant in Tidal Land of Banyuasin Regency”, J. Lahan Suboptimal, vol. 11, no. 2, pp. 197–205, Oct. 2022.