Rocha,, Manuel,, 1913-1981 Observation of dams : methods and apparatus used in Portugal / Manuel Rocha, J. Laginha Serafim, A.F. da Silveira

Observation of dams : methods and apparatus used in Portugal / Manuel Rocha, J. Laginha Serafim, A.F. da Silveira . - Lisboa : Laboratório Nacional de Engenharia Civil, 1957 . - 27 p. 24 cm . - (Technical Paper; nº.104))
627.82(469)