1. FIRST EXAMPLE OF SELECTIVE NUCLEOPHILICITY OF 1-AZA-5-HYDROXYMETHYL-3,7-DIOXABICYCLO[3.3.0]OCTANES IN ALKOXIDE FORM. Authors: CAMELIA BERGHIAN, CARMEN MAIEREANU, NELLY PLÉ, GÉRARD PLÉ, MIRCEA DARABANTU.2. SYNTHESIS AND STEREOCHEMISTRY OF SOME NEW 2,5-POLYSUBSTITUTED –1,3-DIOXANES. Authors: LUMINIŢA MUNTEAN, EUGEN MESAROS, GÉRARD PLÉ, ION GROSU, SORIN MAGER.3. SYNTHESIS AND RING-RING TAUTOMERISM OF SOME SPIROOXAZOLIDINES BASED ON L-P-NITROPHENYLSERINOL SKELETON. Authors: MIRCEA DARABANTU, GÉRARD PLÉ, CARMEN MAIEREANU, IOAN SILAGHI-DUMITRESCU.