@inbook{inbookf1061e61,
title   = {Experimental stress analysis in helical pile foundations by the photoelastic method},
author = {Schiavon, José Antonio and Tsuha, Cristina de Hollanda Cavalcanti and Esquivel, Edmundo Rogério},
year = {2014},
publisher = {Taylor & Francis},
booktitle   = {International Conference on Physical Modelling in Geotechnics - ICPMG2014}
}