@article{CSIS_2007_4_2_a6,
     author = {Daniela da Cruz and Pedro Rangel Henriques and Maria Joao Varanda Pereira},
     title = {Constructing program animations using a pattern-based approach},
     journal = {Computer Science and Information Systems},
     publisher = {mathdoc},
     volume = {4},
     number = {2},
     year = {2007},
     url = {http://geodesic.mathdoc.fr/item/CSIS_2007_4_2_a6/}
}