Longwall Mining / by Syd. S. Peng, H. S. Chiang - New York : John Wiley & Sons , 1984 - x, 708 p.: table, ill.; 24 cm
"A Wiley-Interscience publication."
Includes bibliographical references and indexs ( p.: 699 - 708 )
0471868817 RM 297.89
--Longwall Mining
622.334 PEN