TY - RPRT TI - Collaborative Studies for Mercury Characterization in Coal and Coal Combustion Products, Republic of South Africa AU - Allan Kolker AU - Constance L. Senior AU - Chris van Alphen PY - 2014 DO - 10.3133/ofr20141153 UR - https://pubs.usgs.gov/publication/ofr20141153 ID - ofr20141153 ER -