M. M. Schumacher
James G. Speight
United States. Congress. House. Committee on Resources. Subcommittee on Energy and Mineral Resources
Unknown Author
Canadian Heavy Oil Association
Otto P. Strausz
Jorge Ancheyta
Peter Hans Holst
Michael A. Toman
Frances J. Hein
Oliver C. Mullins
K. S. Pedersen
National Research Council (US)
Satinder Chopra
NATO Advanced Study Institute on Heavy Crude Oil Recovery (1982 Ankara, Turkey)
Steven Schamel
Canada. National Energy Board