@article{ZR_1984_4_12_a27,
     author = {Dragan Trifunovi\'c},
     title = {Die {Erscheinung} {Der} {Graphostatik}},
     journal = {Zbornik radova},
     pages = {211 },
     year = {1984},
     volume = {4},
     number = {12},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/ZR_1984_4_12_a27/}
}