LAM, J.; PEDERSEN, K. Precambrian organic compounds from the Ketilidian of South-West Greenland. Part IV. Bulletin Grønlands Geologiske Undersøgelse, Copenhagen, Denmark, v. 101, p. 1–43, 1972. DOI: 10.34194/bullggu.v101.6642. Disponível em: https://geusjournals.org/index.php/bullggu/article/view/6642. Acesso em: 3 jul. 2024.