Huynh VQ, Nguyen TP, Phan PV. Derivatives, Products, and Pullbacks in Forman’s Combinatorial Differential Forms. J. Nep. Math. Soc. [Internet]. 2020 Nov. 22 [cited 2025 Jan. 18];3(1):7-16. Available from: https://nepjol.info/index.php/jnms/article/view/32997