A. M. Obut
Graptolity i stratigrafii͡a nizhnego silura okrainnykh podni͡atiĭ Kolymskogo massiva- Graptolity llandoveri v kernakh burovykh skvazhin Norilʹskogo raĭona
- Graptolity ordovika Taĭmyra
- Graptolity rannego silura v Kazakhstane
- Graptolity silura Taĭmyra
- Graptolity, konodonty i stratigrafii︠a︡ silura, nizhnego devona Severnogo Kavkaza
- Ordovik Sibirskoĭ platformy
- Ordovik zapadnoĭ chasti Irkutskogo amfiteatra
- Siluriĭskai︠a︡ sistema
- Stratigrafi͡ia i fauna ordovika i silura Chukotskogo poluostrova
- The Carboniferous of Omolonian and South-Western Part of Kolymian Massifs