found: LCCN 60-60261: Institut nauchnoĭ informat︠s︡ii (Akademii︠a︡ nauk SSSR). Index of abbreviated and full titles of scientific and technical periodical literature, 1960?(hdg.: Nikitin, P.I.; usage: P.I. Nikitin)
found: NUC(hdg.: Nikitin, P.I.; usage: P.I. Nikitin [in Cyrillic])
found: His Osnovy proektirovanii︠a︡ avtomatizirovannykh sistem nauchno-tekhnicheskoĭ informat︠s︡ii, 1984:t.p. (P. I. Nikitin) colophon (Petr Ivanovich Nikitin)
found: Zwischen Dogma und gesundem Menschenverstand, 1997:t.p. (Pjotr I. Nikitin) p. vii, etc. (Professor; on facsim. of identity card: Nikitin Petr Ivanovich [in Cyrillic])
