Friend PF, Alexander-Marrack PD, Nicholson J, Yeats AK. Devonian Sediments of East Greenland I. Introduction, Classification of Sequences, Petrographic Notes. Meddr Grønland [Internet]. 1976 Jan. 1 [cited 2025 Dec. 6];206(1):56 pp. Available from: https://tidsskrift.dk/meddrgroenland/article/view/141445