@article{MM2_1977__22_154504,
     author = {Elmar Vogt},
     title = {A {Periodic} {Flow} with {Infinite} {Epstein} {Hierarchy.}},
     journal = {Manuscripta mathematica},
     pages = {403--412},
     publisher = {mathdoc},
     volume = {22},
     year = {1977},
     zbl = {0364.57006},
     url = {http://geodesic.mathdoc.fr/item/MM2_1977__22_154504/}
}