@article{AFST_2015_6_24_1_1_0,
     author = {Maria Dalbelo, Tha{\'\i}s and de G\'oes Grulha Jr., Nivaldo and Silva Pereira, Miriam},
     title = {Toric surfaces, vanishing {Euler} characteristic and {Euler} obstruction of a function},
     journal = {Annales de la Facult\'e des sciences de Toulouse : Math\'ematiques},
     pages = {1--20},
     publisher = {Universit\'e Paul Sabatier, Institut de math\'ematiques},
     address = {Toulouse},
     volume = {Ser. 6, 24},
     number = {1},
     year = {2015},
     doi = {10.5802/afst.1439},
     mrnumber = {3325948},
     language = {en},
     url = {http://archive.numdam.org/articles/10.5802/afst.1439/}
}