%0 Journal Article %T NEW HALOGENATED SYDNONES AND THEIR CYCLOADDITION TO FORM PYRAZOLES %A F. Dumitrascu %A Carmen Irena Mitan %A C. Draghici %A Loredana Barbu %J Analele Universitatii Bucuresti : Chimie %D 2002 %I %U http://gw-chimie.math.unibuc.ro/anunivch/2002-1/AUBCh2002XI1237242.pdf