Mike Papazoglou and Jean-Jacques Dubray have published A survey of Web Service Technologies. Too much for the late hour for me, but knowing other stuff from JJ, very likely worth checking out.
This is a single archived entry from Stefan Tilkov’s blog. For more up-to-date content, check out my author page at INNOQ, which has more information about me and also contains a list of published talks, podcasts, and articles. Or you can check out the full archive.