TY - JOUR AU - Legget, R. F. PY - 1978/08/08 Y2 - 2024/03/28 TI - Energy, Geology and the Underground JF - Geoscience Canada JA - GS VL - 5 IS - 3 SE - Articles DO - UR - https://journals.lib.unb.ca/index.php/GC/article/view/3102 SP - AB - ER -