Laupa, A. <br/><br/>
shear strength of simple-span reinforced concrete beams wit-hout web reinforcement / by A. Laupa, C.P. Siess and N.M. N-ewmark 

 - Urbana, Illinois : University of Illinois, Department of Civil Engineering 
 - [80] p. 
 - 52 Civil engineering studies. Structural research series ; no.- .