@article{KYB_2010__46_2_a0,
     author = {Frolkovi\v{c}, Peter and Mikula, Karol},
     title = {Preface},
     journal = {Kybernetika},
     pages = {205--206},
     publisher = {mathdoc},
     volume = {46},
     number = {2},
     year = {2010},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/KYB_2010__46_2_a0/}
}