Hibi, Takayuki, Miyuki Nakamura, Ivana Natalia Kristantyo Samudro, and Akiyoshi Tsuchiya. 2015. “PICK’S FORMULA AND GENERALIZED EHRHART QUASI-POLYNOMIALS”. Journal of the Indonesian Mathematical Society 21 (2):71-75. https://doi.org/10.22342/jims.21.2.192.71-75.