SoleCRIS Matrix Tricks for Linear Statistical Models: Our Personal Top Twenty, Authors' website of the Tricks, webmaster Kimmo Vehkalahti. 2011.
Springer's website of the Tricks. E-version of the Tricks. Formulas Useful for Linear Regression Analysis and Related Matrix Theory: It's Only Formulas But We Like Them. Preface and TOC, 2013. Teaching material
International Statistical Review, Short Book Reviews, Editor, 2007-2013. Videos from the conferences in statistics in Tampere in 1987 and 1990. Website for the IWMS series | IWMS - short history: Updated PDF.