For citations:
Tkachenko K.G., Firsov G.A., Yandovka L.F., Volchanskaya A.V., Staroverov N.E., Gryaznov Yu.A. PYRUS ZANGEZURA (ROSACEAE) AT SAINT PETERSBURG. Proceedings on applied botany, genetics and breeding. 2019;180(3):12-18. (In Russ.) https://doi.org/10.30901/2227-8834-2019-3-12-18