Rational approximation of vertical segments. - Oliver Salazar Celis; Annie A. M. Cuyt; Brigitte Verdonk (Numer. Algorithms, 2007)

Comonotone and coconvex rational interpolation and approximation. - Hoa Thang Nguyen; Annie A. M. Cuyt; Oliver Salazar Celis (Numer. Algorithms, 2011)

Rational BRDF. - Romain Pacanowski; Oliver Salazar Celis; Christophe Schlick; Xavier Granier; Pierre Poulin; Annie A. M. Cuyt (IEEE Trans. Vis. Comput. Graph., 2012)

Multidimensional IIR filters and robust rational interpolation. - Annie A. M. Cuyt; Oliver Salazar Celis; Maryna Lukach (Multidimens. Syst. Signal Process., 2014)

Numerical reconstruction of convex polytopes from directional moments. - Mathieu Collowald; Annie A. M. Cuyt; Evelyne Hubert; Wen-shin Lee; Oliver Salazar Celis (Adv. Comput. Math., 2015)

Determining and benchmarking risk neutral distributions implied from option prices. - Oliver Salazar Celis; Lingzhi Liang; Damiaan Lemmens; Jacques Tempère; Annie A. M. Cuyt (Appl. Math. Comput., 2015)

Analytic models for parameter dependency in option price modelling. - Annie A. M. Cuyt; Oliver Salazar Celis; Maryna Lukach; Karel J. in 't Hout (Numer. Algorithms, 2016)

Numerical Continued Fraction Interpolation. - Oliver Salazar Celis (CoRR, 2021)

Adaptive Thiele interpolation. - Oliver Salazar Celis (ACM Commun. Comput. Algebra, 2022)