@article{VMUMM_2015_6_a0,
     author = {E. A. Astashov},
     title = {$\mathcal{A}_k$-singularities of curves and surfaces of fixed degree, quasi-degree, or multi-degree},
     journal = {Vestnik Moskovskogo universiteta. Matematika, mehanika},
     pages = {3--9},
     publisher = {mathdoc},
     number = {6},
     year = {2015},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMUMM_2015_6_a0/}
}