Sima, O Photon attenuation for samples in Marinelli beaker geometry: an analytical computation. [electronic resource] - Health physics May 1992 - 445-9 p. digital Publication Type: Journal Article ISSN: 0017-9078 Standard No.: 10.1097/00004032-199205000-00011 doi Subjects--Topical Terms: Environmental Monitoring--instrumentationRadiometry--instrumentation