Google Scholar is up to date and will have links to the papers 


Miscellaneous 

D. Appelö and T. Hagstrom, Numerical Experiments on the Perfect Matching of Perfectly Matched Layers, unpublished note, 2009.

K. Virta and D. Appelö, Formulae and Software for Particular Solutions to the Elastic Wave Equation in Curved Geometries, unpublished note, 2016. pdf