Citation: Ra. Spicer et Ab. Herman, The Albian-Cenomanian flora of the Kukpowruk River, western North Slope, Alaska: stratigraphy, palaeofloristics, and plant communities, CRETAC RES, 22(1), 2001, pp. 1-40
Citation: Ab. Herman, Composition and age of the Grebenka flora from the Anadyr' River area (theMiddle Cretaceous, northeastern Russia), STRATI GEOL, 7(3), 1999, pp. 265-278
Citation: Sp. Kelley et al., New Ar-40/Ar-39 dates for Cretaceous Chauna Group tephra, north-eastern Russia, and their implications for the geologic history and floral evolution of the North Pacific region, CRETAC RES, 20(1), 1999, pp. 97-106
Citation: Lb. Golovneva et Ab. Herman, Regularities in the Late Cretaceous flora evolution in northwestern Kamchatka and Koryak Highland, STRATI GEOL, 6(6), 1998, pp. 537-549