Osawa, Yutaka. <br/><br/>
Strength of prestressed concrete pavements / by Yutaka Osaw-a. 

 - Skokie, Illinois : atories, Development Department 
 - [28] p. 
 - Bulletin D57 / Portland Cement Association, Research and De-velopment Laboratories, Development Department .
<br/><br/> "Authorized reprint from the copyrighted Journal of the Str-ctural Division Proceedings of the American Society of civi-l Engineers Proc. paper 3308, Vol. 88, ST 5, 143-164, octob-er, 1962."