Chromatic Index and Line graphs of Neighbourly Irregular Fuzzy Chemical Graphs (GNIF C ) among s-block and p-block elements. Punjab Univ. J. Math. [Internet]. 2025 May 12 [cited 2025 Jun. 29];54(9):575-92. Available from: https://pujm.pu.edu.pk/index.php/pujm/article/view/237