1. Radiochemical determination of plutonium in marine samples by ion exchange and solvent extraction;Aarkrog,1975
2. Losses, interferences and contamination in trace metal analysis—some examples;Amore,1976
3. Natural matrix standards;Bowen;Envir. Int.,1978
4. Cesium 137 to strontium 90 ratios in the Atlantic Ocean 1966 through 1972;Bowen;Limnol. Oceanogr.,1974
5. (Washington, D.C.) Spec. Publ. 422.