Underground space.
American Underground Association.
American Underground-Space Association.
Oxford ; New York : Pergamon Press,
1976-1985.
Engineering index annual (1968)
Engineering index monthly (1984)
Engineering index bioengineering abstracts
Engineering index energy abstracts
Excerpta medica
Coal abstracts
Energy information abstracts
Environment abstracts
MINTEC.  Mining technology abstracts
GeoRef
Reference sources
Energy research abstracts
Official journal of the American Underground Association, May/June 1976- ; American Underground-Space Association, 
Merged in 1986 with: Advances in tunnelling technology and subsurface use, to form: Tunnelling and underground space technology.
Available on microfiche and microfilm from Microforms International Marketing Company.
Advances in tunnelling technology and subsurface use
Tunnelling and underground space technology