1. Radiological parameters of a house with high levels of natural radiation Ramsar, Iran;Ghiassi-Nejad,2002
2. Area of high natural background radiation in the northern part of Iran;Khademi,1977
3. Transfer of radium from soil to plants in an area of high natural radioactivity in Ramsar, Iran;Khademi,1980
4. Recent radiological studies in high level natural radiation areas of Ramsar;Sohrabi,1993
5. Determination of 222Rn levels in houses, schools and Hotels of Ramsar by AEOI passive radon diffusion dosimeters;Sohrabi,1993