Tamás J. and Mák M. and Csukonyi K. and Lázár J. and Bernáth Gábor:
Mass spectra of polymethylene thieno[2,3-d]-dihydropyrrolo-, -tetrahydropyrido- and -tetrahydroazepino[1,2-a]-pyrimidin-4-ones and -4-thiones.
ORGANIC MASS SPECTROMETRY, 21 (2).
pp. 91-93.
ISSN 0030-493X; 2376-3884
(1986)