Environmental protection and management
| State and trends in air pollution in Devnya industrial area | |
| Pero Elenov |
| Physiological and biochemical studies of healthy and virus-diseased raspberry cultivars | |
| Pero Elenov |
| State and trends in air pollution in Devnya industrial area | |
| Pero Elenov |
| Physiological and biochemical studies of healthy and virus-diseased raspberry cultivars | |
| Pero Elenov |