@article{SIGMA_2023_19_a19,
     author = {Sergey Berezin and Arno B. J. Kuijlaars and Iv\'an Parra},
     title = {Planar {Orthogonal} {Polynomials} as {Type} {I} {Multiple} {Orthogonal} {Polynomials}},
     journal = {Symmetry, integrability and geometry: methods and applications},
     year = {2023},
     volume = {19},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SIGMA_2023_19_a19/}
}