1. Pulmonary changes after exposure to vermiculite contaminated with fibrous tremolite;Lockey;Amer. Rev. Respir. Dis.,1984
2. Geology and mineral deposits of Lincoln and Flathead Counties, Montana;Johns;Montana Bur. Mines Geol. Bull.,1970
3. Nature and range of mineral dusts in the environment;Bowes;Phil. Trans. R. Soc. London A,1977
4. Asbestiform and/or Fibrous Minerals in Mines, Mills, and Quarries;Bank,1980
5. Vermiculite;Meisinger,1980