Widner TE, Paustenbach DJ, Gaffney SH, Panko JM, Unice KM, Burns AM, Kreider ML, Gelatt R, Booher L. Airborne benzene concentrations associated with dock operations at the ExxonMobil Refinery, Baytown, Texas (1978–2007). Presentation #243, American Industrial Hygiene Conference and Exhibition, Toronto, ON, June 1–4, 2009.