Ekaterina A. Zalivina. Third person verbal affixes in Opochka dialects
RJANO. 2023. № 1 (45), Pages. 180 - 201

Roman V. Ronko, Anna S. Azanova, Arseniy D. Anisimov, Ekaterina E. Voitovich, Ekaterina A. Zalivina, Sofiya A. Zemlyanskaya, Igor A. Marchenko, Denis I. Mochulskiy. The dialect of the villages Shetnevo, Makeevo, Sh’elkino, Terekhovo and Stepan’kovo of the Zapadnodvinskij district, Tver oblast’. A grammar sketch and field notes
RJANO. 2023. № 1 (45), Pages. 216 - 262

Roman V. Ronko. Expedition to Opochka district of the Pskov region in 2019: texts and a brief commentary
RJANO. 2020. № 1 (39), Pages. 234 - 258

Svetlana V. Dyachenko, Elena G. Zhidkova, Anna V. Malysheva, Roman V. Ronko, Alexandra V. Ter-Avanesova. Dialectological expedition to Opochka district, Pskov region
RJANO. 2018. № 2 (36), Pages. 257 - 312