TY - RPRT TI - Direct and precise determination of environmental radionuclides in solid materials using a modified Marinelli beaker and a HPGe detector. AU - B K Seo AU - K Y Lee AU - Y Y Yoon AU - D W Lee PY - 2001 DO - 10.1007/s002160000695 UR - https://pubmed.ncbi.nlm.nih.gov/11451249/ ID - 11451249 ER -