Simpson, J. C. E. (1953). Condensed pyridazine and pyrazine rings: (cinnolines, phthalazines, and quinoxalines). New York: Interscience Publishers.
Παραπομπή Chicago StyleSimpson, J. C. E. Condensed Pyridazine and Pyrazine Rings: (cinnolines, Phthalazines, and Quinoxalines). New York: Interscience Publishers, 1953.
Παραπομπή MLASimpson, J. C. E. Condensed Pyridazine and Pyrazine Rings: (cinnolines, Phthalazines, and Quinoxalines). New York: Interscience Publishers, 1953.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.