Sombat Yumuang และผู้แต่งคนอื่นๆ. (1983) On the origin of evaporite deposits in the Maha Sarakham formation in Bamnet Narong area, Changwat Chaiyaphum. Chulalongkorn University:ม.ป.ท.Sombat Yumuang และผู้แต่งคนอื่นๆ. 1983. On the origin of evaporite deposits in the Maha Sarakham formation in Bamnet Narong area, Changwat Chaiyaphum. ม.ป.ท.:Chulalongkorn University;Sombat Yumuang และผู้แต่งคนอื่นๆ. On the origin of evaporite deposits in the Maha Sarakham formation in Bamnet Narong area, Changwat Chaiyaphum. ม.ป.ท.:Chulalongkorn University, 1983. Print.