Citation: L. Kalnina et al., Palynology and lithostratigraphy of Late Elsterian to Early Saalian aquatic sediments in the Ziemupe-Jurkalne area, western Latvia, QUATERN INT, 68, 2000, pp. 87-109
Citation: Pf. Karrow et al., A proposed diachronic revision of late Quaternary time-stratigraphic classification in the eastern and northern Great Lakes area, QUATERN RES, 54(1), 2000, pp. 1-12