| Article title | Authors | Abstract and references | |
| 1. | On the join products of two special graphs on five vertices with the path and the cycle URL : http://mmg.tversu.ru/images/publications/2018-621 |
Michal Staš and Jana Petrillová |
Abstract and references |
| 2. | Cosmological model with black-holes-hedgehogs and two degenerate vacua of the Universe URL : http://mmg.tversu.ru/images/publications/2018-622 |
C. R. Das, L. V. Laperashvili, H. B. Nielsen and B. G. Sidharth |
Abstract and references |