 |  |  | Analytical Abstracts |
 |  |  | Aqualine Abstracts |
 |  |  | BIOSIS |
 |  |  | Cambridge Scientific Abstracts |
 |  |  | Chemical Abstracts |
 |  |  | Current Contents/Agriculture, Biology & Environmental Sciences |
 |  |  | EMBASE |
 |  |  | Elsevier BIOBASE |
|  |
 |  |  | Environmental Periodicals Bibliography |
 |  |  | MEDLINE® |
 |  |  | PASCAL/CNRS |
 |  |  | Research Alert |
 |  |  | SCISEARCH |
 |  |  | Science Citation Index |
 |  |  | Scopus |
|