@article{MZ_1984__188_173528,
     author = {A.J. Tromba},
     title = {On the {Morse} {Number} of {Embedded} and {Non-Embedded} {Minimal} {Immersions} {Spanning} {Wires} on the {Boundary} of {Special} {Bodies} in {IR3.}},
     journal = {Mathematische Zeitschrift},
     pages = {149--170},
     publisher = {mathdoc},
     volume = {188},
     year = {1984},
     zbl = {0613.58011},
     url = {http://geodesic.mathdoc.fr/item/MZ_1984__188_173528/}
}