Reissig, R., Sansone, G., & Conti, R. (1963). Qualitative theorie nichtlinearer Differentialgleichungen. Edizioni Cremonese.
Chicago Style (17th ed.) CitationReissig, Rolf, Giovanni Sansone, and Roberto Conti. Qualitative Theorie Nichtlinearer Differentialgleichungen. Roma: Edizioni Cremonese, 1963.
MLA (8th ed.) CitationReissig, Rolf, et al. Qualitative Theorie Nichtlinearer Differentialgleichungen. Edizioni Cremonese, 1963.
Warning: These citations may not always be 100% accurate.