↑2.02.1Derksen, Rick (2015), “skirti”, inEtymological Dictionary of the Baltic Inherited Lexicon (Leiden Indo-European Etymological Dictionary Series;13), Leiden, Boston: Brill,→ISBN,page405
↑3.03.1De Vaan, Michiel (2008), “carō, carnis”, inEtymological Dictionary of Latin and the other Italic Languages (Leiden Indo-European Etymological Dictionary Series; 7), Leiden, Boston: Brill,→ISBN,page94
^Adams, Douglas Q. (2013), “kärst-”, inA Dictionary of Tocharian B: Revised and Greatly Enlarged (Leiden Studies in Indo-European;10), Amsterdam, New York: Rodopi,→ISBN,pages178-179
^Adams, Douglas Q. (2013), “kertte”, inA Dictionary of Tocharian B: Revised and Greatly Enlarged (Leiden Studies in Indo-European;10), Amsterdam, New York: Rodopi,→ISBN,page211
^Schrijver, Peter C. H. (1991),The reflexes of the Proto-Indo-European laryngeals in Latin (Leiden studies in Indo-European; 2), Amsterdam, Atlanta: Rodopi,→ISBN, page244
^Schumacher, Stefan; Schulze-Thulin, Britta (2004),Die keltischen Primärverben: ein vergleichendes, etymologisches und morphologisches Lexikon [The Celtic Primary Verbs: A comparative, etymological and morphological lexicon] (Innsbrucker Beiträge zur Sprachwissenschaft;110) (in German), Innsbruck: Prof. Dr. Wolfgang Meid,→ISBN, pages576-578