Learning Python - help for programmers. - Mark Lutz; David Ascher 001 (O'Reilly, 1999)

Mozilla as a cross-platform application development framework. - David Ascher 001; Eric Promislow; Dick Hardt (Annual Linux Showcase & Conference, 2000)

Learning Python - object-oriented programming: covers Python 2.3 (2. ed.). - Mark Lutz; David Ascher 001 (O'Reilly, 2004)

Is OS Right for You? (A Fictional Case Study). - David Ascher 001 (ACM Queue, 2004)

Python cookbook - recipes from the Python community: covers Python 2.3 and 2.4 (2 ed.). - Alex Martelli; Anna Martelli Ravenscroft; David Ascher 001 (O'Reilly, 2005)