Virunya Wongwiwat. 2004. Chemical properties database prototype. Field of Study Technology of Information System Management, Mahidol University;
Virunya Wongwiwat. (2004) Chemical properties database prototype . Mahidol University/Bangkok.
Virunya Wongwiwat. Chemical properties database prototype. . Bangkok:Mahidol University, 2004.
Virunya Wongwiwat. (2004) Chemical properties database prototype . Mahidol University/Bangkok.