@article{10_4064_am_24_1_47_56,
     author = {Andrzej Nowak and Tadeusz Radzik},
     title = {On convex combinations of two values},
     journal = {Applicationes Mathematicae},
     pages = {47--56},
     publisher = {mathdoc},
     volume = {24},
     number = {1},
     year = {1997},
     doi = {10.4064/am-24-1-47-56},
     zbl = {0859.90137},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/am-24-1-47-56/}
}