TY - RPRT TI - Assessment of undiscovered technically recoverable conventional petroleum resources of northern Afghanistan AU - T. R. Klett AU - G. F. Ulmishek AU - C. J. Wandrey AU - Warren F. Agena AU - Douglas Steinshouer PY - 2006 DO - 10.3133/ofr20061253 UR - https://pubs.usgs.gov/publication/ofr20061253 ID - ofr20061253 ER -