ROCK MECHANICS ASPECTS OF LARGE HOLE BORING MACHINE DESIGN.CALDER PN.1973; IN: PROC. 8TH CAN. ROCK MECH. SYMP.; TORONTO; 1972; OTTAWA MINES BRANCH DEP. ENERG., MINES RESOUR.,1973, P. 159 A 175Miscellaneous

TRENDS IN EXPLOSIVES, DRILLING AND BLASTING.BAUER A; CALDER PN.1974; TRANS. CANAD. INST. MING METALLURGY; CANADA; 1974, VOL. 77, P. 140 A 146Serial Issue

TRENDS IN EXPLOSIVES, DRILLING AND BLASTINGBAUER A; CALDER PN.1974; TRANS. CANAD. INST. MING METALLURGY; CANADA; DA. 1974; VOL. 77; PP. 140-146; BIBL. 10 REF.Article