Andrew Nathan Kleit, Dissertation Advisor/Co-Advisor Antonio Nieto, Dissertation Advisor/Co-Advisor Andrew Nathan Kleit, Committee Chair/Co-Chair Antonio Nieto, Committee Chair/Co-Chair George Young, Committee Member Shimin Liu, Committee Member
Luis F Ayala H, Dissertation Advisor/Co-Advisor Luis F Ayala H, Committee Chair/Co-Chair Shimin Liu, Committee Member Mathieu Philippe Stienon, Committee Member Turgay Ertekin, Committee Member
Luis F. Ayala H., Dissertation Advisor/Co-Advisor Luis F. Ayala H., Committee Chair/Co-Chair Zuleima T. Karpyn, Committee Member Shimin Liu, Committee Member Mathieu Stienon, Outside Member
ANALYSIS OF THE CHANGES IN THE OPERATIONAL STRUCTURES AND SAFETY MEASURES OF U.S. UNDERGROUND COAL MINES ACROSS DIFFERENT MINE-SIZE CATEGORIES, 2000-2014
Jeremy M. Gernand, Dissertation Advisor/Co-Advisor Jeremy M. Gernand, Committee Chair/Co-Chair Seth Blumsack, Committee Member Shimin Liu, Committee Member Matthew Reimherr, Outside Member
Shimin Liu, Dissertation Advisor/Co-Advisor Shimin Liu, Committee Chair/Co-Chair Derek Elsworth, Committee Member Zuleima T. Karpyn, Committee Member Ming Xiao, Outside Member
Jeffery Kohler, Dissertation Advisor/Co-Advisor Jeffery Kohler, Committee Chair/Co-Chair Jeremy M. Gernand, Committee Member Shimin Liu, Committee Member Dennis Murphy, Outside Member
Derek Elsworth, Dissertation Advisor/Co-Advisor Derek Elsworth, Committee Chair/Co-Chair Chris Marone, Committee Member Demian Saffer, Committee Member Shimin Liu, Outside Member