@article{10_5427_jsing_2020_21f,
     author = {Peter Giblin and Graham Reeve},
     title = {Equidistants for families of surfaces},
     journal = {Journal of Singularities},
     pages = {97--118},
     publisher = {mathdoc},
     volume = {21},
     year = {2020},
     doi = {10.5427/jsing.2020.21f},
     url = {http://geodesic.mathdoc.fr/articles/10.5427/jsing.2020.21f/}
}