For citations:

Romanova E.B., Shapovalova K.V., Mar’In I.A. MYELOGRAMS OF MARSH (PELOPHYLAX RIDIBUNDUS) AND POOL FROGS (PELOPHYLAX LESSONAE) (AMPHIBIA: RANIDAE) OF CONVENTIONALLY “BACKGROUND” AND ANTHROPOGENOUSLY TRANSFORMED TERRITORIES IN THE NIZHNIY NOVGOROD REGION. Povolzhskiy Journal of Ecology. 2017;(3):298-307. (In Russ.) https://doi.org/10.18500/1684-7318-2017-3-298-307