Hart, J.F., Spear, T.M., Ward, T.J., Baldwin, C.E., Salo, M.N. and Elashheb, M.I. “An evaluation of potential occupational exposure to asbestiform amphiboles near a former vermiculite mine”, Journal of Environmental and Public Health, vol. 2009, Article ID 189509.

Ward, T.J., Hart, J.F., Spear, T.M., Meyer, B.J., and Webber, J.S. ,  “Fate of Libby Amphibole Fibers When Burning Contaminated Firewood” , Environ. Sci. Technol. 2009, 43, 2878-2883.

Hart, J.F., Ward, T.J., Spear, T.M., Crispen, K., and Zolnikov, T.R., 2007.  Evaluation of Asbestos Exposures During Firewood Harvesting Simulations in Libby, Montana, Annals of Occupational Hygiene, 51, 8: 1-7.

Hart, J.—Spear, T.M., Hart, J., Stephenson, D.J., Yellowstone Winter Use Personal Exposure Monitoring, Rocky Mountains Cooperative Ecosystem Studies Unit (RM-CESU), RM-CESU Cooperative Agreement Number: J1580050167, June 1, 2006.

Hart, J.—Ward, T., Spear, T., Hart, J., Noonan, C., Holian, A., Getman, M., Webber, J.  Trees as reservoirs for amphibole fibers in Libby, Montana, Science of the Total Environment  367(Aug. 15):460-465, 2006.