%0 Journal Article %A Sid Ahmed Benahmed Daho %T Precision assessment of the orthometric heights determination in northern part of Algeria by combining the GPS data and the local geoid model %J Comptes Rendus. GĂ©oscience %D 2010 %P 87-94 %V 342 %N 2 %I Elsevier %R 10.1016/j.crte.2009.10.011 %G en %F CRGEOS_2010__342_2_87_0