Tatiana Drozdenko Pskov State University, Natural Sciences, Medical and Psychological Education faculty Russian Federation
Sergei Mikhalap Pskov State University, Natural Sciences, Medical and Psychological Education faculty Russian Federation
PhD., Senior Lecture
Larisa Nikolskaya Pskov State University, Natural Sciences, Medical and Psychological Education faculty Russian Federation
Anna Chernova Pskov State University, Natural Sciences, Medical and Psychological Education faculty Russian Federation
engineer