The three-volume collection of scientific research by Viktor Platonovich Petrov (Viktor Bera, Boris Verigo, Viktor Petrenko) presents a significant part of the creative heritage of an outstanding scientist in the fields of literary criticism, folklore, ethnography, archeology, linguistics, ethnology, historiosophy, philosophy and religious studies. Most of his well-known articles on the works of Grigory Skovoroda, Panteleimon Kulish, Taras Shevchenko were also placed.