@article{10_5427_jsing_2015_12d,
     author = {Shyuichi Izumiya},
     title = {The theory of graph-like {Legendrian} unfoldings and its applications},
     journal = {Journal of Singularities},
     pages = {53--79},
     publisher = {mathdoc},
     volume = {12},
     year = {2015},
     doi = {10.5427/jsing.2015.12d},
     url = {http://geodesic.mathdoc.fr/articles/10.5427/jsing.2015.12d/}
}