@article{10_4064_cm_37_2_227_231,
     author = {D. Koutroufiotis and B. Wegner},
     title = {The curvatures of certain surfaces of translation},
     journal = {Colloquium Mathematicum},
     pages = {227--231},
     publisher = {mathdoc},
     volume = {37},
     number = {2},
     year = {1971},
     doi = {10.4064/cm-37-2-227-231},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/cm-37-2-227-231/}
}