Jaratpon Sitthikun และผู้แต่งคนอื่นๆ. (2011) Study of a tin-free activation process for electroless nickel deposition on polyurethane foam and feasibility for catalyst preparation. Chulalongkorn University:ม.ป.ท.Jaratpon Sitthikun และผู้แต่งคนอื่นๆ. 2011. Study of a tin-free activation process for electroless nickel deposition on polyurethane foam and feasibility for catalyst preparation. ม.ป.ท.:Chulalongkorn University;Jaratpon Sitthikun และผู้แต่งคนอื่นๆ. Study of a tin-free activation process for electroless nickel deposition on polyurethane foam and feasibility for catalyst preparation. ม.ป.ท.:Chulalongkorn University, 2011. Print.