Bupphapan Puangbuppha. (2012) Synthesis and characterization of nanographite and graphene for ph sensor. King Mongkut’s University of Technology Thonburi:ม.ป.ท.Bupphapan Puangbuppha. 2012. Synthesis and characterization of nanographite and graphene for ph sensor. ม.ป.ท.:King Mongkut’s University of Technology Thonburi;Bupphapan Puangbuppha. Synthesis and characterization of nanographite and graphene for ph sensor. ม.ป.ท.:King Mongkut’s University of Technology Thonburi, 2012. Print.