Petruševski, Vladimir M., and Sašo Kalajdžievski. “Heptagonal Quasicrystals: Construction of 2D Lattices and Demonstrations Using Laser Pointers – Concluding Part”. Macedonian Journal of Chemistry and Chemical Engineering 42, no. 1 (July 1, 2023): 127–131. Accessed December 12, 2024. https://mjcce.org.mk/index.php/MJCCE/article/view/2675.