Here are some "older" articles I've written for magazines:
In the article An Architectural View of Distributed Objects and Components in CORBA, Java/RMI, and COM/DCOM for Springer Verlag Frantisek Plasil and I have described Distributed Object Computing using patterns (download, PDF, 185 KBytes).
The article Microsoft DCOM is written in german language and introduces COM and DCOM (format HTML, look here). This article also was translated to english for Object Magazine.
The article World Wide CORBA - Verteilte Objekte im Netz is only available in german language (format HTML, look here). This article was also translated to english for Object Magazine.
The german language article Microsoft.NET Evolution - oder Revolution was published in Objektspektrum (download, PDF, 248 KBytes).
The german language article Reich der Mitte - Die Komponententechnologien COM+, EJB und CORBA Components was also published in Objektspektrum (download, PDF, 1.12 MBytes).
CACM in October 2002 contained my article on Web services (Web Services: Beyond Component-based Computing) (look here).