Electronic structure of 4H-pyrido[1,2-a]pyrimidin-4-ones. Horvath, Gabor; Hermecz, Istvan; Horvath, Agnes; Pongor-Csakvari, Marianna; Pusztay, Levente; Kiss, Arpad Istvan; Czako, Laszlo; Abdirizak, Osman Hassan. CHINOIN Chem. Pharm. Works, Ltd., Budapest, Hung. Journal of Heterocyclic Chemistry (1985), 22(2), 481-9.
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