1. Spirina U.N., Voronkova T.V., Ignatov M.S. Are All Paraphyllia the Same? // Frontiers in Plant Science. 2020. V.11. art.no.858.
2. Ignatov M.S., Spirina U.N., Kolesnikova M.A., Larraín J., Ignatova E.A. Cell Division Patterns in the Peristomial Layers of the Moss Genus Costesia: Two Hypotheses and a Third Solution // Frontiers in Plant Science. 2020. V.11. art.no.536862.