Björck, Svante; Walker, Michael J. C.; Cwynar, Les C.; Johnsen, Sigfus; Knudsen, Karen-Luise; Lowe, J. John; Wohlfarth, Barbara (1998). "An event stratigraphy for the Last Termination in the North Atlantic region based on the Greenland ice-core record: a proposal by the INTIMATE group". Journal of Quaternary Science. 13 (4): 283–292. Bibcode:1998JQS....13..283B. doi:10.1002/(SICI)1099-1417(199807/08)13:4<283::AID-JQS386>3.0.CO;2-A.
Björck, Svante; Walker, Michael J. C.; Cwynar, Les C.; Johnsen, Sigfus; Knudsen, Karen-Luise; Lowe, J. John; Wohlfarth, Barbara (1998). "An event stratigraphy for the Last Termination in the North Atlantic region based on the Greenland ice-core record: a proposal by the INTIMATE group". Journal of Quaternary Science. 13 (4): 283–292. Bibcode:1998JQS....13..283B. doi:10.1002/(SICI)1099-1417(199807/08)13:4<283::AID-JQS386>3.0.CO;2-A.