TY - CONF AU - John Horst AU - T Tsai C2 - Proceedings of the International Symposium on Mining Mechanization and Automation, Golden, CO DA - 1995-06-01 LA - en PB - Proceedings of the International Symposium on Mining Mechanization and Automation, Golden, CO PY - 1995 TI - Building and maintaining computer representations of two-dimensional mine maps UR - https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=820521 ER -