Dargys, Adolfas, and Artūras Acus. “Square Root of a Multivector in 3D Clifford Algebras”. Nonlinear Analysis: Modelling and Control 25, no. 2 (March 2, 2020): 301–320. Accessed April 30, 2024. https://www.journals.vu.lt/nonlinear-analysis/article/view/16519.