@article{10_21136_AM_1989_104344,
     author = {Cipra, Tom\'a\v{s}},
     title = {Some problems of exponential smoothing},
     journal = {Applications of Mathematics},
     pages = {161--169},
     publisher = {mathdoc},
     volume = {34},
     number = {2},
     year = {1989},
     doi = {10.21136/AM.1989.104344},
     mrnumber = {0990303},
     zbl = {0673.62079},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/AM.1989.104344/}
}