- Tatiana V. Zhukovskaia, Olga V. Filippova, Andrey I. Shindiapin, “On the extension of Chaplygin’s theorem to the differential equations of neutral type”, Tamb. Un. Rep. Ser. Nat. Tech. Sci., № 127, 2019, 272
- Anuradha Gupta, Ankit Kumar, Manu Rohilla, “A new approach to coincidence points and common fixed points under a homotopy of families of mappings in b-metric spaces”, Asian-European J. Math., 17, № 03, 2024, 2450029