Duc, Nguyen Dinh, Hoang Van Tung, and Do Thanh Hang. 2007. “An Alternative Method for Determining the Coefficient of Thermal Expansion of Composite Material of Spherical Particles”. Vietnam Journal of Mechanics 29 (1). Hanoi, Vietnam:58-64. https://doi.org/10.15625/0866-7136/29/1/5591.