並列タイトル等New technology for ground control in retreat mining
一般注記"Pittsburgh, PA and Spokane, WA Research Centers."
Shipping list no.: 98-0809-M
"March 1997."
Physical description for original version: 126 p. : 28 cm
書誌注記Includes bibliographical references
原資料等に関する注記原資料の出版事項: [Atlanta, Ga.?] : U.S. Dept. of Health and Human Services, Public Health Service, Centers for Disease Control and Prevention, National Institute for Occupational Safety and Health, 1997
SUPTDOC番号: HE 20.7130: 9446
GPO管理番号: 0499-F-20 (MF)