1. A. Fernandez, C. Bouzouina, Fractionalisation of complex d-bar derivatives. Complex Variables Elliptic Equ. 66(3), 437–475 (2021)
2. A.S. Fokas, D.A. Pinotsis, Quaternions, evaluation of integrals and boundary value problems. Comput. Methods Funct. Theor. 7, 443–476 (2007)
3. G.R. Franssens, Introducing Clifford analysis as the natural tool for electromagnetic research, in Proceedings of the Progress in Electromagnetics Research Symposium, Moscow (2012)
4. G. Frobenius, Über lineare Substitutionen und bilineare Formen, J. für die Reine und Angew. Math. 84, 1–63 (1878)
5. K. Gürlebeck, K. Habetha, W. Sprößig, Holomorphic Functions in the Plane andn-Dimensional Space (Birkhäuser, Berlin, 2008)