1.
A. A. S. Per-tiling, rep-tiling and Penrose tiling: a notion to edge cordial and cordial labeling. IJAMR [Internet]. 2015 Mar. 31 [cited 2024 Nov. 22];4(2):308-15. Available from: https://sciencepubco.com/index.php/ijamr/article/view/4413