1. Indoor radon concentration of Malisheva and Suhareka municipality schools;Bahtijari;Albanian Journal of Nature Technology and Science.,2006
2. Seasonal variation of indoor air radon concentration in schools in Kosovo;Bahtijari;Radiation Measurements,2007
3. Indoor air radon concentration in schools in Prizren, Kosovo;Bahtijari;Radiation Protection Dosimetry,2006
4. Exposure to radon in dwellings in the Sharri community, Kosovo;Bahtijari;Radiation Protection Dosimetry,2008
5. Exposure to radon in the Gadime cave;Bahtijari;Kosovo J. Environ. Radioact.,2008