N. Petrovich has written:
'Besedy ob izobretatel'stve'
N. A. Grigoryan has written: 'Ivan Petrovich Pavlov 1849-1936' -- subject(s): Biography
Vladimir Petrovich Semennikov has written: 'Radishchev'
Aleksandr Petrovich Markevich has written: 'Stasov'
Petr Petrovich Nefedov has written: 'Vershiny'
Boris Petrovich Morgunov has written: 'Turizm'
Igor' Petrovich Zolotusskii has written: 'Gogol''
Mikhail Petrovich Anoshkin has written: 'Rubezhi'
Aleksandr Petrovich Raskin has written: 'Mongoliya'
Petr Petrovich Gubanov has written: 'Korela'
Aleksandr Petrovich Vostryakov has written: 'Kondopoga'
Georgii Petrovich Gorshkov has written: 'Physical geology'
Stepan Petrovich Shchipachev has written: 'Na poverke'