@TechReport{JASousa2011,
  Title                    = {Incertainty evaluation in soil compaction tests in the Geotechnical field},
  Author                   = {Alves e Sousa, J.~ and Sousa, D.~ and Vieira de Sousa, J.~F.~ and Silva Ribeiro, A.~},
  Year                     = {2011},
  Month                    = {November},
  Note                     = {Presented at the 4th National Convention of the Portuguese Metrology Society},
  Owner                    = {jluis},
  Timestamp                = {2012.03.26}
}