Levels of dust and radiation exposure and professional risk projection among former uranium miners in Bulgaria / Zlatko G. Ivanov
  Bibliogr.: p. 284-285. - Abstr. eng.
  In: Central European Journal of Occupational and Environmental Medicine. - ISSN 1219-1221. - 1999. 5. évf. 3-4. sz., p. 280-285. : ill.