Qazaqzeh, K., Aboufattoum, A. A., Elsakhawy, E. A., & Diab, A. T. (2020). Hom y Polynomial of Knotted Trivalent Plane Graphs. Theory and Applications of Mathematical Science Vol. 1, 122-128. Retrieved from https://stm1.bookpi.org/index.php/tams-v1/article/view/33