TY - JOUR PY - 1999 J2 - J. Can. Pet. Technol. SN - 0021-9487 T2 - Journal of Canadian Petroleum Technology VL - 38 IS - 6 TI - John Campbell Sproule - Corridors of time UR - https://www.cheric.org/research/tech/periodicals/view.php?seq=108073 AU - Kerr A SP - 13 EP - 13 LA - English ER -