Natthapong Monarumit. 2011. Applications of advanced techniques for identifying geological environments of blue sapphire samples. , Kasetsart University;
Natthapong Monarumit. (2011) Applications of advanced techniques for identifying geological environments of blue sapphire samples . Kasetsart University/Bangkok.
Natthapong Monarumit. Applications of advanced techniques for identifying geological environments of blue sapphire samples. . Bangkok:Kasetsart University, 2011.
Natthapong Monarumit. (2011) Applications of advanced techniques for identifying geological environments of blue sapphire samples . Kasetsart University/Bangkok.