Quaternionic Step Derivative: Automatic Differentiation of Holomorphic Functions using Complex Quaternions. - Martin Roelfs; David Dudal; Daan Huybrechs (CoRR, 2020)

Graded Symmetry Groups: Plane and Simple. - Martin Roelfs; Steven De Keninck (CoRR, 2021)

Quaternionic step derivative: Machine precision differentiation of holomorphic functions using complex quaternions. - Martin Roelfs; David Dudal; Daan Huybrechs (J. Comput. Appl. Math., 2021)

Normalization, Square Roots, and the Exponential and Logarithmic Maps in Geometric Algebras of Less than 6D. - Steven De Keninck; Martin Roelfs (CoRR, 2022)

The Willing Kingdon Clifford Algebra Library. - Martin Roelfs (CoRR, 2025)