History of Component Technology - Explores some of the key events of object-oriented programming and components in the previous 50 years in the greater context of general computing history. - http://www-128.ibm.com/developerworks/webservices/library/co-tmline/
A Plea for Grey-Box Components - Martin Buchi and Wolfgang Weck propose components which reveal part of their implementation. - http://www.cs.iastate.edu/~leavens/FoCBS/buechi.html