| |
| 1993 | ||
|---|---|---|
| 3 | Mark Ratjens, Ray Steele: ClassWorks - a Methodological Framework for Developing Systems. TOOLS (12/9) 1993: 317 | |
| 1992 | ||
| 2 | Mark Ratjens: Introduction to Object-Oriented Concepts. TOOLS (6) 1992: 235 | |
| 1 | Mark Ratjens: Discovering Classes and their Properties in Large-Scale Management Information Systems. TOOLS (6) 1992: 53-65 | |
| 1 | Ray Steele | [3] |