A. Nagamalleswara Rao, P. L. N. Varma, G. Srinivasa Rao, D. Madhusudhana Rao, and Ch. Ramprasad. 2021. “Prime Bi-Interior $Gamma $-Ideals of TG-Semring”. Malaya Journal of Matematik 9 (01). India:542-46. https://www.malayajournal.org/index.php/mjm/article/view/1074.