The Orthogonal 2D Planes Split of Quaternions and Steerable Quaternion Fourier Transformations

Hitzer, E., & Sangwine, S. J. (2013). The Orthogonal 2D Planes Split of Quaternions and Steerable Quaternion Fourier Transformations. In Quaternion and Clifford Fourier Transforms and Wavelets (pp. 15–39). Springer Basel. https://doi.org/10.1007/978-3-0348-0603-9_2