一般注記"Distributed in cooperation with Technology Sharing Program, U.S. Department of Transportation."
Distributed to depository libraries in microfiche
Shipping list no.: 92-2348-M
"May 1990."
"DOT-T-91-06."
Physical description for original version: 68 p. : 28 cm
書誌注記Includes bibliographical references
原資料等に関する注記原資料の出版事項: Washington, D.C. : The Dept., [1990]
SUPTDOC番号: TD 1.49: T 68/3
テクニカルリポート番号: DOT-T-91-06
GPO管理番号: 0982-I-15 (MF)