@article{JCA_2018_25_2_JCA_2018_25_2_a4,
     author = {S. Biagini and T. Pennanen and A.-P. Perkki\"o},
     title = {Duality and {Optimality} {Conditions} in {Stochastic} {Optimization} and {Mathematical} {Finance}},
     journal = {Journal of convex analysis},
     pages = {403--42},
     year = {2018},
     volume = {25},
     number = {2},
     url = {http://geodesic.mathdoc.fr/item/JCA_2018_25_2_JCA_2018_25_2_a4/}
}