4. Women; Slavatinskaya: RGASPI 124.1.1782; Trifonov, Otblesk kostra, pp. 33–40. Kun, pp. 41 and 46. Marcou, p. 76. Petrovskaya: Ilizarov, p. 288; and possible case against a Sofia Petrovskaya in A. L. Litvin, Genrikh Yagoda Narkom, Kazan 1997, p. 197—it is not clear if this is the same Petrovskaya and in any case her destiny is unknown. Onufrieva: Kun, p. 116. On Stal and Slavatinskaya: Chuev, Kaganovich, p. 219. RGASPI 558.4.647, P. Onufrieva-Fomina. RGASPI 558.4.647, Tatiana Sukhova.