V. Rann, S. Anusontpornperm, S. Thanachit, and T. Sreewongchai, “Response of KDML105 and RD41 rice varieties grown on a Typic Natrustalf to granulated pig manure and chemical fertilizers”, Agr. Nat. Resour., vol. 50, no. 2, pp. 104–113, Apr. 2016.