@article{10_4153_CMB_2017_069_x,
     author = {Wang, Zhenjian},
     title = {On {Deformations} of {Nodal} {Hypersurfaces}},
     journal = {Canadian mathematical bulletin},
     pages = {659--672},
     year = {2018},
     volume = {61},
     number = {3},
     doi = {10.4153/CMB-2017-069-x},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CMB-2017-069-x/}
}