1. Cost model for fuel cell mine vehicles: Conservative analysis of recurring and capital costs;Gaibler,1998
2. Commercialization of fuel cell underground locomotives;Miller,2000
3. MSHA speaks out: New standard to control occupational noise exposures;Wilson;Safety & Health,2000
4. Underground fuel cell locomotives and their applications;Miller,2000
5. Maximum power of the Fuelcell Propulsion Institute's mine locomotive;Miller,1999