1. Baas, P., Blokhina, N., Fujii, T., et al., IAWA list of microscopic features for softwood identification, IAWA J., 2004, vol. 25, no. 1, pp. 1–70.
2. Blokhina, N.I., Petrified wood of pine Pinuxylon chemrylensis sp. nov. from the Paleogene of Kamchatka, Paleontol. J., 1995, vol. 29, no. 2A, pp. 141–147.
3. Blokhina, N.I. and Snezhkova, S.A., Fossil woods from the Upper Miocene of the Erkovetskii Brown Coal Field (Amur River Region), Paleontol. J., 2003, vol. 3, no. 5, pp. 545–551.
4. Budkevich, E.V., Drevesina sosnovykh (Wood of the Pinaceae). Moscow–Leningrad: Akad. Nauk SSSR, 1961.
5. Chavchavadze, E.S., Drevesina khvoinykh (Wood of Conifers), Leningrad: Nauka, 1979.