@article{MM2_1989__63_3_155371,
     author = {Karl Heinz Mayer},
     title = {G-Invariante {Morse-Funktionen.}},
     journal = {Manuscripta mathematica},
     pages = {99--114},
     publisher = {mathdoc},
     volume = {63},
     number = {3},
     year = {1989},
     language = {de},
     url = {http://geodesic.mathdoc.fr/item/MM2_1989__63_3_155371/}
}