[1]
M. S. Behalo and A. A. Aly, “Synthesis of nitrogen heterocycles from ethyl 3-(6-dibenzothiophen-2-yl-pyridazin-3-ylamino)-3-oxopropanoate”, Eur. J. Chem., vol. 2, no. 3, pp. 295–299, Sep. 2011.