TY - RPRT TI - Beryllium concentrations in ambient air and its source identification. A case study. AU - D D Thorat AU - T N Mahadevan AU - D K Ghosh AU - S Narayan PY - 2001 DO - 10.1023/a:1010700611738 UR - https://pubmed.ncbi.nlm.nih.gov/11393544/ ID - 11393544 ER -