Rodrigues, F. Peres <br/><br/>
Contribution for knowing the influence of a plasticizing ag-ent on the creep and shrinkage of concrete / F. Peres Rodri-gues. 

 - Lisboa, Portugal : Laboratorio Nacional de Engenharia Civil 
 - 8 p. 
 - Technical paper; No.207 / Laboratorio Nacional de Engenhari-a Civil .