Csende Ferenc;  Szabó Zoltán;  Bernáth Gábor;  Stájer Géza: Copper(II) chloride as an efficient reagent for the dehydrogenation of pyridazinone derivatives.
  SYNTHESIS-STUTTGART, 1995 (10).  pp. 1240-1242.  ISSN 0039-7881 (1995)