@article{ARM_2000__36_5_a13,
     author = {Kalas, Josef},
     title = {The use of {Lyapunov} functions in uniqueness and nonuniqueness theorems},
     journal = {Archivum mathematicum},
     pages = {469--476},
     publisher = {mathdoc},
     volume = {36},
     number = {5},
     year = {2000},
     mrnumber = {1822816},
     zbl = {1090.34503},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/ARM_2000__36_5_a13/}
}