Geological heritage of Venta River Valley: Lithuanian-Latvian field seminar, April 4–6, 2007 : Field Trip Guide / Editor Satkūnas J.; Compiled by: Bitinas J., Čyžienė J., Damušytė A., Grigienė A., Jusienė A., Mažeika J., Nicius A., Satkūnas J.; Lithuanian Geological Survey. – Vilnius: LGT, 2007. – 38 p.: iliustr. – Bibliogr.: p. 28–29.