Review of Levitsky & Levitsky (2010): Etimologicheskii slovar’ germanskikh iazykov/An Etymological Dictionary of the Germanic Languages/Etymologisches Wörterbuch der germanischen Sprachen & (2008): Semanticheskie i foneticheskie sviazi v leksike indoevropeiskogo praiazyka. Opyt kvantitativnogo analiza etimologicheskogo slovaria & (2008): Osnovi germanistiki