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- [41] CONTINUOUS MEASUREMENT OF RN-222 FLUX, CONCENTRATION AND WORKING-LEVEL HEALTH PHYSICS, 1979, 37 (06): : 803 - 803
- [42] THE EXPERIENCES OF PROSPECTIONS OF RN-222 IN WATERS KARST HYDROGEOLOGY AND KARST ENVIRONMENT PROTECTION, VOLS 1-2, 1988, 176 : 800 - 808
- [47] SORPTION OF RN-222 TO NATURAL SEDIMENTS GEOCHIMICA ET COSMOCHIMICA ACTA, 1992, 56 (11) : 3923 - 3932
- [48] ANALYSIS OF RN-222 DAUGHTERS IN AIR JOURNAL OF RADIOANALYTICAL AND NUCLEAR CHEMISTRY-LETTERS, 1991, 154 (01): : 5 - 21
- [49] CONTRIBUTION OF RN-222 IN DOMESTIC WATER-SUPPLIES TO RN-222 IN INDOOR AIR IN COLORADO HOMES HEALTH PHYSICS, 1992, 62 (02): : 171 - 177