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- Corporate/Agency Authors:
- National Science Foundation
- Publisher:
- National Science Foundation
- Date:
- May 1973
- SuDoc number:
- NS 1.2:T 22/8
- Corporate/Agency Authors:
- National Science Foundation
- Publisher:
- National Science Foundation
- Date:
- [May 1973.]
- SuDoc number:
- NS 1.13:P 96/973
- Corporate/Agency Authors:
- National Science Foundation
- Publisher:
- National Science Foundation
- Date:
- [Apr. 1973.]
- SuDoc number:
- NS 1.2:D 36/2/v.16
- Corporate/Agency Authors:
- National Science Foundation
- Publisher:
- National Science Foundation
- Date:
- Mar. 1973
- SuDoc number:
- NS 1.2:T 22/6/v.4
- Corporate/Agency Authors:
- National Science Foundation
- Publisher:
- National Science Foundation
- Date:
- [Mar. 1973.]
- SuDoc number:
- NS 1.2:D 36/2/v.10
- Corporate/Agency Authors:
- National Science Foundation
- Publisher:
- National Science Foundation
- Date:
- Feb. 28, 1973
- SuDoc number:
- NS 1.31:R 31/3
- Corporate/Agency Authors:
- National Science Foundation
- Publisher:
- National Science Foundation
- Date:
- Feb. 1973
- SuDoc number:
- NS 1.20:T 23
- Corporate/Agency Authors:
- National Science Foundation
- Publisher:
- National Science Foundation
- Date:
- Feb. 1973
- SuDoc number:
- NS 1.20:T 23/summ.
- Corporate/Agency Authors:
- National Science Foundation
- Publisher:
- National Science Foundation
- Date:
- [Feb. 1973.]
- SuDoc number:
- NS 1.22:Sci 2/3
- Corporate/Agency Authors:
- National Science Foundation
- Publisher:
- National Science Foundation
- Date:
- [1973.]
- SuDoc number:
- NS 1.27:D 53