The BLS information system : search statement manual.

"Prepared by Rudolph C. Mendelssohn"--Pref.

Bioremediation in the Field Search System (BFSS) : user documentation.

"August 1994."

Bioremediation in the Field Search System (BFSS) : user documentation.

"August 1995."

The Bioremediation in the Field Search System.

Mode of access: Internet.

Search and rescue, satellite system.

Mode of access: Internet.

Evolution of the ASTIA automated search and retrieval system.

Mode of access: Internet.

Rail system investment analysis : literature search /

Mode of access: Internet.

USCG group control and communications system study /

Final report; January 1979.