Waraporn Ariyakriangkrai และ Amorn Petsom. (2010) Synthesis of soil soluble triarylmethane and formazan dyes. Chulalongkorn University:ม.ป.ท.Waraporn Ariyakriangkrai และ Amorn Petsom. 2010. Synthesis of soil soluble triarylmethane and formazan dyes. ม.ป.ท.:Chulalongkorn University;Waraporn Ariyakriangkrai และ Amorn Petsom. Synthesis of soil soluble triarylmethane and formazan dyes. ม.ป.ท.:Chulalongkorn University, 2010. Print.