@article{KYB_1993__29_5_a3,
     author = {Zagalak, Petr and Lafay, Jean-Fran\c{c}ois and Loiseau, Jean-Jacques},
     title = {An approach to the {Morgan} problem},
     journal = {Kybernetika},
     pages = {423--430},
     publisher = {mathdoc},
     volume = {29},
     number = {5},
     year = {1993},
     mrnumber = {1264875},
     zbl = {0806.93026},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/KYB_1993__29_5_a3/}
}