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|Material Type:||Government publication, National government publication|
|All Authors / Contributors:||
Marc Uri Porat; United States. Department of Commerce. Office of Telecommunications.
|Notes:||Prepared by the Office of Telecommunications with partial support of National Science Foundation grant no. APR-7609015.|
|Description:||249 pages : illustrations ; 27 cm.|
|Series Title:||Special publication - Office of Telecommunications, 77-12(1)|
|Responsibility:||Marc Uni Porat.|