Eyðun Eli Jacobsen Bent Bruun Kristensen Palle Nowack Patterns in the analysis, design and implementation of frameworks. 344-348 1997 conf/compsac/1997 COMPSAC http://doi.ieeecomputersociety.org/10.1109/CMPSAC.1997.624982 db/conf/compsac/compsac1997.html#JacobsenKN97