Nascimento, Ulpio <br/><br/>
Swelling and petrifaction of lateritic soils / Ulpio Nascim-ento, Elda de Castro and Miguel Rodrigues. 

 - Lisboa, Portugal : Laboratorio Nacional de Engenharia Civil 
 - [20] p. 
 - Technical paper; No.215 / Laboratorio Nacional de Engenhari-a Civil .