| Autori | Titlu | Publicatia | An aparitie |
| IONEL IOANA, UNGUREANU C, LELEA D, NEGREA V & | AIR POLLUTION DUE TO URBAN TRANSPORTS AS EXPERIENCED IN ROMANIAN CITIES | TRANSPORT AND AIR POLLUTION, BOULDER COLORADO | 2001 |
| IONEL IOANA | CARBON DIOXIDE REDUCTION BY MEANS OF SUITABLE PREDRYING OF MOIST FUELS | MEDITERANEAN COMB SYMPOSIUM, P 498 507 | 1999 |
| IONEL I , IORGA D, NEGREA V, PADURE G | EXP RESEARCH CONCERNING THE CONTROL OF THE EMIITED FUMES AND THE ENERGETIC PERFORMANCE | TRANSPORT AND AIR POLLUTION, AVIGNON | 2000 |