@book{48895,
	author = {Katritzky, Alan R. and Pozharskiĭ, A. F.},
	title = {Handbook of Heterocyclic Cchemistry /},
	publisher = {Pergamon An Imprint of Elsevier,},
	year = {c2009.},
	address = {U.P. :},
	edition = {2nd ed.}
}