| Title | Date | Type | Setname | ||
|---|---|---|---|---|---|
| 51 |
 | Time studies in underground coal mining | 1964-06 | Text | ir_etd |
| 52 |
 | Two dimensional stability evaluation of a single entry longwall mining system | 1974-06 | Text | ir_etd |
| 53 |
 | The use of subject matter experts to assess the intervention effectiveness of health and safety risk management systems in a cohort of United States mines | 2017 | Text | ir_etd |
| 54 |
 | Ventilation - hoisting study of the Kenilworth Mine, independent coal & Coke Company, Kenilworth, Utah | 1960-06 | Text | ir_etd |
| 55 |
 | Vibration effects on underground concrete structures | 2013-05 | Text | ir_etd |