@article{10_4064_am_17_3_455_471,
     author = {K. Szajowski},
     title = {Optimal choice problem with backward solicitation},
     journal = {Applicationes Mathematicae},
     pages = {455--471},
     publisher = {mathdoc},
     volume = {17},
     number = {3},
     year = {1980},
     doi = {10.4064/am-17-3-455-471},
     zbl = {0504.60050},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/am-17-3-455-471/}
}