@article{AUPO_1972__12_1_a44,
     author = {N\'alepa, Karel},
     title = {Reaktion der unges\"attigten {Azlactone} mit {Aminoverbindungen,} 4. {Mitt.} {\"Uber} die {Herstellung} von einigen {3,4-disubstituierten-5-Pyrazolidonen}},
     journal = {Acta Universitatis Palackianae Olomucensis. Facultas Rerum Naturalium. Mathematica},
     pages = {459--466},
     publisher = {mathdoc},
     volume = {12},
     number = {1},
     year = {1972},
     language = {ge},
     url = {http://geodesic.mathdoc.fr/item/AUPO_1972__12_1_a44/}
}