%0 Journal Article %T Tangent Sets of Order One and Two to the Positive Cones of Some Functional Spaces %A Cominetti, R. %A Penot, J. -P. %J Applied Mathematics and Optimization %V 36 %N 3 %P 291-312 %@ 0095-4616 %D 1997-12-01 %I Springer-Verlag %~ DeepDyve