Harris, A. G., et al. 1997. Comparison of conodont and calcareous microfossil biostratigraphy and lithostratigraphy of the Lisburne Group (Carboniferous), Sadlerochit Mountains, northeast Brooks Range, Alaska. U.S.Geol.Survey Prof.Paper. (n.1574): 195-219.
Harris, A. G., et al. 1997. Comparison of conodont and calcareous microfossil biostratigraphy and lithostratigraphy of the Lisburne Group (Carboniferous), Sadlerochit Mountains, northeast Brooks Range, Alaska. U.S.Geol.Survey Prof.Paper. (n.1574): 195-219.
Harris, A. G., et al. 1997. Comparison of conodont and calcareous microfossil biostratigraphy and lithostratigraphy of the Lisburne Group (Carboniferous), Sadlerochit Mountains, northeast Brooks Range, Alaska. U.S.Geol.Survey Prof.Paper. (n.1574): 195-219.
Harris, A. G., et al. 1997. Comparison of conodont and calcareous microfossil biostratigraphy and lithostratigraphy of the Lisburne Group (Carboniferous), Sadlerochit Mountains, northeast Brooks Range, Alaska. U.S.Geol.Survey Prof.Paper. (n.1574): 195-219.