Thara Nurak และ Orawon Chailapakul. (2012) Fabrication of paper-based devices by spraying with lacquer for the determination of nickel. Chulalongkorn University:ม.ป.ท.Thara Nurak และ Orawon Chailapakul. 2012. Fabrication of paper-based devices by spraying with lacquer for the determination of nickel. ม.ป.ท.:Chulalongkorn University;Thara Nurak และ Orawon Chailapakul. Fabrication of paper-based devices by spraying with lacquer for the determination of nickel. ม.ป.ท.:Chulalongkorn University, 2012. Print.