Piyarat Bharmanee, Kheamrutai Thamaphat, Pramot Satasuvon, and Pichet Limsuwan. 2008. “Measurement of a Thermal Expansion Coefficient for a Metal by Diffraction Patterns from a Narrow Slit”. Agriculture and Natural Resources 42 (5). Bangkok, Thailand:346-50. https://li01.tci-thaijo.org/index.php/anres/article/view/244618.