@article{SIGMA_2016_12_a89,
     author = {Antonia M. Delgado and Lidia Fern\'andez and Teresa E. P\'erez and Miguel A. Pi\~nar},
     title = {Multivariate {Orthogonal} {Polynomials} and {Modified} {Moment} {Functionals}},
     journal = {Symmetry, integrability and geometry: methods and applications},
     year = {2016},
     volume = {12},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SIGMA_2016_12_a89/}
}