Published
Malaria situation in Bulgaria and surveillance measures (1991-2000)
by Kurdova R.I., Vutchev D.I., Petrov P.P.
Published
Assessing and Mapping the Vulnerability of Karstic Aquifer Using GIS and COP Model
by J. Masoompour Samakosh, Bagheri S., Davoodi M., Yarahmadi D., Jafari-Aghdam M., Soltani M.