edited or co-authored more than ten books, including Bicomplex Holomorphic=Functions (=015), (2013), Noncommutative Functional Calculus: The=ry and Applications of Slice Hyperholomorphic Functions (2011), Analysis of Dirac Systems =nd Computational Algebra (2004), Fundamentals of Algebraic Microlocal Analysis (1999), and <= style="box- sizing: