[1] F.A.M. Naji, N.D. Soner, I. Gutman, Commun. Comb. Optim, 2017, 3, 179-194
[2] M. Chellali, T.W. Haynes, S.T. Hedetniemi, T.M. Lewis, Dis. Math., 2017, 340, 31-38.
[3] I. Gutman, N. Trinajstić, Chem. Phys. Lett., 1972, 17, 535–538.
[4] M. Randić, J. Am. Chem. Soc., 1975, 97, 6609-6615
[5] H. Wiener, J. Amer. Chem. Soc., 1947, 69, 17–20.
[6] H. Hua, MATCH Commun. Math. Comput. Chem., 2020,83, 95-107.
[7] H. Lin, MATCH Commun. Math. Comput. Chem., 2020, 83,85-94.
[8] M. Knor, R. Škrekovski, MATCH Commun. Math. Comput. Chem., 2020,83, 109-120.
[9] A. Jahanbani, Palestine J. Math., 2020,9, 82-96.
[10] F. Gao, F.K. Xu, Rocky Mountain J. Math., 2020, 50, 975-988.
[11] N. Dehgardi, H. Aram, Kragujevac J. Math., 2020,44, 509-522.
[12] M.K. Jamil, M. Imran, A. Javed, R. Hasni, AIMS Math., 2021,6, 532-542.
[13] S. Elumalai, T. Mansour, Asian-Eur. J. Math., 2020,13,ID:2050105.
[14] A. Jahanbani, Polycyclic Aromatic Compounds 2021, https: //doi.org/10.1080/10406638.2020.1809472(in press).
[15] G. Arizmendi, O. Arizmendi, Linear Algebra Appl., 2020,609, 332-338.
[16] M.K. Jamil, I. Tomescu, M. Imran, A. Javed, Math., 2020,8, ID: 98.
[17] S. Ediz, Int. J. Systems Sci. Appl. Math. 2017, 2, 87-92.
[18] B. Sahin, S. Ediz, Iranian J. Math. Chemistry, 2018,9,263-277.
[19] S. Ediz, Int. J. Com. Sci. Math., 2018, 9, 1-12.
[20] D. Afzal, S. Hussain, M. Aldemir, M. Farahani, F. Afzal, Eurasian Chem. Commun., 2020, 2, 1117-1125.
[21] F. Afzal, S. Hussain, D. Afzal, S. Razaq, J. Inf. Opt. Sci., 2020, 41, 1061–1076.
[22] M. Cancan, S. Ediz, M.R. Farahani, Eurasian Chem. Commun., 2020, 2, 641-645.
[23] A.Q. Baig, M. Naeem, W. Gao, J.B. Liu, Eurasian Chem. Commun., 2020, 2, 634-640.
[24] F. Afzal, M.A. Razaq, D. Afzal, S. Hameed, Eurasian Chem. Commun., 2020, 2, 652-662.
[25] M. Alaeiyan, C. Natarajan, G. Sathiamoorthy, M.R. Farahani, Eurasian Chem. Commun., 2020, 2, 646-651.
[26] Z. Ahmad, M. Naseem, M.K. Jamil, Sh. Wang, M.F. Nadeem, Eurasian Chem. Commun., 2020, 2, 712-721.
[27] Z. Ahmad, M. Naseem, M.K. Jamil, M.K. Siddiqui, M.F. Nadeem, Eurasian Chem. Commun., 2020, 2, 663-671.
[28] M. Cancan, S. Ediz, M.R. Farahani, Eurasian Chem. Commun., 2020, 2, 641-645.
[29] A.Q. Baig, M. Naeem, W. Gao, J.B. Liu, Eurasian Chem. Commun., 2020, 2, 634-640.
[30] F. Afzal, M.A. Razaq, D. Afzal, S. Hameed, Eurasian Chem. Commun., 2020, 2, 652-662.
[31] F. Afzal, S. Hussain, D. Afzal, S. Hameed, Open Chem., 2020, 18, 1362–1369.
[32] F. Afzal, S. Hussain, D. Afzal, S. Razaq, J. Inf. Opt. Sci., 2020, 41, 1061-1076.
[33] M. Cancan, D. Afzal, S. Hussain, A. Maqbool, F. Afzal, J. Dis. Math. Sci. Cryp., 2020, 23, 1157-1171.
[34] M. Cancan, S. Ediz, H. Mutee-Ur-Rehman, D. Afzal, J. Inf. Opt. Sci., 2020, 41, 1117-1131.
[35] M.R. Farahani, Acta Chim. Slov., 2012, 59, 965-968.
[36] Z. Shao, A.R. Virk, M.S. Javed, M.A. Rehman, M.R. Farahani, O pen Appl. Sci. Let., 2019, 2, 01-11.
[37] M.R. Farahani, World Appl. Sci. J., 2012, 20, 1248-1251.
[38] M.H.A. Siddiqui, M.R. Farahani, Open J. Math. Anal., 2017, 1, 45-60.
[39] M.R. Farahani, Int. J. Theor.l Chem., 2013, 1, 01-09.
[40] M.R. Farahani, Chem. Phys. Res, J., 2013, 6, 27-33.
[41] M.R. Farahani, W. Gao, J. Chem. Pharmaceutical Research, 2015, 7, 535-539.
[42] M.R. Farahani, J. Chem. Acta., 2013, 2, 22-25.
[43] W. Gao, M.R. Farahani. J. Nanotech, 2016, 2016, Article ID 3129561, 1-6.