| Autori | Titlu | Publicatia | An aparitie |
| FLORIN STANICA | ACUMULATION OF DIFFERENT METALS IN APPLE TREES ORGANS FROM AN UNFERTILISED ORCHARD | VOLUM ESNA, PAG 96-100 | 1999 |
| ROXANA MADJAR | RESEARCHES CONCERNING THE RETENTION OF HEAVY METALS IN SOIL | VOLUM ESNA, PAG 101-107 | 1999 |
| ROXANA MADJAR, VELICICA DAVIDESCU, ADRIAN PETICILA | RETENTION OF LEAD AND CADMIUM IN THE REDDISH-BROWN SOIL FROM MOARA DOMNEASCA | VOLUM ESNA, PAG 69-75 | 2000 |