| Autori | Titlu | Editura | Cod ISBN | |
| PENCEA ION, | BAZELE ANALIZEI STRUCTURALE A MATERIALELOR | PRINTECH | 973-652-461-1 | |
| PENCEA ION, | ELEMENTE DE ANALIZA STRUCTURALA APLICATA | PRINTECH | 973-652-461-0 | |
| PROF. DUMITRESCU CONSTANTIN, PROF . BARCA FRUMUZACHE, CONF. PENCEA ION | METODE SI TEHNICI DE EVALUARE SI NEUTRALIZARE A POLUANTILOR | MEDEEA | 973-652-643-7 | |
| L DRUGA, C DUMITRESCU | POLLUTION SOURCESIN HEAT TREATMENT | XANTY GREECE, CONFERINTA INTERNATIONALA | 973-652-461-3 | |
| C DUMITRESCU, I PENCEA, F BARCA | PRECURSORI SOLIZI AI PRODUSELOR CARBONICE - OBTINERE, CARACTERIZARE, IMPLICATII ECOLOGICE | PRINTECH | 973-652-461-2 | |
| C DUMITRESCU, M DOBRESCU, C HERWARTZ | THE INFLUENCE OF SURFACE QUALITY ON STRENGH PROPERTIES OF TI-AL-MO ALLOYS | XANTY GREECE, CONFERINTA INTERNATIONALA | 973-652-461-4 | |