Al-Ayyoub, I., Nasernejad, M., Khashyarmanesh, K., Roberts, L. G., & Quiñonez, V. C. (2021). Results on the normality of square-free monomial ideals and cover ideals under some graph operations. MATHEMATICA SCANDINAVICA, 127(3). https://doi.org/10.7146/math.scand.a-128963