7 Kulikov, Leonid 2012 The Vedic -ya-presents: Passives and intransitivity in Old Indo-Aryan Leiden Studies in Indo-European; 19 Amsterdam, New York Rodopi XXIX, 994 S 978-90-420-3522-5 Sprachwissenschaft, Vedica, Verbum http://www.indologica.de/drupal/?q=node/2041