Fülöp Ferenc;  Bernáth Gábor: Syntheses and transformations of azeto[2,1-a]- and -[2,1- b]isoquinolines and azeto[1 ',2 ': 1,2]pyrido[3,4-b]indoles.
  CURRENT ORGANIC CHEMISTRY, 3.  pp. 1-24.  ISSN 1385-2728 (1999)