@article{ARM_1971__7_1_a0, author = {Barv{\'\i}nek, Erich}, title = {Fundamental central dispersion in a simple system}, journal = {Archivum mathematicum}, pages = {1--8}, publisher = {mathdoc}, volume = {07}, number = {1}, year = {1971}, mrnumber = {0303006}, zbl = {0243.34115}, language = {en}, url = {http://geodesic.mathdoc.fr/item/ARM_1971__7_1_a0/} }