P. Gayathri and S. Sunantha (2019) “Multiplicative indices of $T U C_4 C_6 C_8[m, n]$ nanotube and $C_4 C_6 C_8[m, n]$ nanotori”, Malaya Journal of Matematik. India, 7(03), pp. 561–565. doi: 10.26637/MJM0703/0032.