RAVANGVONG, Sunantasak, Division of Science and Technology, Faculty of Science and Technology, Phetchaburi Rajabhat University, Phetchaburi 76000, Thailand, Thailand

• Walailak Journal of Science and Technology (WJST) Vol. 18 No. 8 (2021): Walailak Journal of Science and Technology Volume 18, Number 8, 15 April 2021 - Research Article
  Coconut Dust Gypsums Board Building Material for Shielding Radiation and Buildup Factors
  Abstract  PDF