Complete orthonormal sets of polynomial solutions of the Riesz and Moisil-Teodorescu systems in R3. - Isabel Cação (Numer. Algorithms, 2010)

On Generalized Hypercomplex Laguerre-Type Exponentials and Applications. - Isabel Cação; M. Irene Falcão; Helmuth R. Malonek (ICCSA (3), 2011)

On an Hypercomplex Generalization of Gould-Hopper and Related Chebyshev Polynomials. - Isabel Cação; Helmuth R. Malonek (ICCSA (3), 2011)

Monomiality Principle and Eigenfunctions of Differential Operators. - Isabel Cação; Paolo E. Ricci (Int. J. Math. Math. Sci., 2011)

Laguerre derivative and monogenic Laguerre polynomials: An operational approach. - Isabel Cação; M. Irene Falcão; Helmuth R. Malonek (Math. Comput. Model., 2011)

An Orthogonal Set of Weighted Quaternionic Zernike Spherical Functions. - Isabel Cação; João Morais (ICCSA (1), 2014)

Quaternion Zernike spherical polynomials. - João Pedro Morais; Isabel Cação (Math. Comput., 2015)

Shifted Generalized Pascal Matrices in the Context of Clifford Algebra-Valued Polynomial Sequences. - Isabel Cação; Helmuth R. Malonek; Graça Tomaz (ICCSA (2), 2017)

Combinatorial Identities Associated with a Multidimensional Polynomial Sequence. - Isabel Cação; Helmuth R. Malonek; M. Irene Falcão; Graça Tomaz (J. Integer Seq., 2018)

On generalized Vietoris' number sequences. - Isabel Cação; M. Irene Falcão; Helmuth R. Malonek (Discret. Appl. Math., 2019)

Non-symmetric Number Triangles Arising from Hypercomplex Function Theory in $ mathbb {R}^{n+1}$. - Isabel Cação; M. Irene Falcão; Helmuth R. Malonek; Graça Tomaz (ICCSA (Workshops 1), 2022)

Remarks on the Vietoris Sequence and Corresponding Convolution Formulas. - Isabel Cação; M. Irene Falcão; Helmuth R. Malonek; Fernando Miranda; Graça Tomaz (ICCSA (Workshops 1), 2023)

On Appell-Vietoris Polynomials. - Isabel Cação; M. Irene Falcão; Helmuth R. Malonek; Fernando Miranda; Graça Tomaz (ICCSA (Workshops 1), 2024)

Pascal Trapezoids as Wigner Numbers and Some Combinatorial Properties. - Isabel Cação; M. Irene Falcão; Helmuth R. Malonek; Graça Tomaz (ICCSA (Workshops 2), 2025)