"The Deeds and Dangers of Zhenia Osinkina," by the historian of Russian 20th-century literature, best known as the biographer of Mikhail Bulgakov, Marietta Chudakova. A YA novel about the dangerous adventures of her young heroine, Zhenia Osinkina, and her loyal friends: Vania-opera, Tom Murphy, Skin, Fursik and many others. A trilogy beginning with "Taina gibeli Anzheliki" ("The mystery of Anzhelika's death"), continuing with "Portret neizvestnoi v belom" ("Portrait of an unknown woman in white") and ending with "Zaveshchanie poruchika Zaionchkovskogo" ("Lieutenant Zaionchkovskii's Last Will and Testament").
Marietta Omarovna Tjudakova (Мариэтта Омаровна Чудакова) is a Soviet and Russian literary critic, historian, and doctor of philological sciences, writer, memoirist, public figure.