Published Malaria situation in Bulgaria and surveillance measures (1991-2000) by Kurdova R.I., Vutchev D.I., Petrov P.P. Kurdova_153_162.pdf
Published Partitioning of heavy metals in the Istac medical waste incinerator by Ozturk H.I., Alp K., Hanedar A., Avsar E., Malak U. 37-48_806_Hanedar_15-1.pdf