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Nagl, M., Engels, G., Gall, R., &; Schäfer, W. (1983). Software Specification by Graph Grammars. In Proceedings of the 2nd International Workshop on Graph-Grammars and Their Application to Computer Science, Osnabrück (Germany) (Vol. 153, pp. 267–287). Berlin/Heidelberg: Springer.https://doi.org/dx.doi.org/10.1007/BFb0000113 
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Engels, G., Gall, R., Nagl, M., &; Schäfer, W. (1983). Software Specification Using Graph Grammars. Computing, 31(4), 317–346.http://dx.doi.org/10.1007/BF02251236 
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Engels, G., Pletat, U., &; Ehrich, H.-D. (1983). An Operational Semantics for Specifications of Abstract Data Types with Error Handling. Acta Informatica, 9(3), 235–254.http://dx.doi.org/10.1007/BF00265557 
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Meyer auf der Heide, F. (1983). Efficiency of universal parallel computers. Acta Informatica, 269–296.https://doi.org/10.1007/bf00265559 
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Klein, P., &; Meyer auf der Heide, F. (1983). A lower time bound for the knapsack problem on random access machines. Acta Informatica, 385–395.https://doi.org/10.1007/bf00290735 
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Meyer auf der Heide, F. (1983). Infinite cube-connected cycles. Information Processing Letters, 1–2.https://doi.org/10.1016/0020-0190(83)90001-7 
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Meyer auf der Heide, F. (1983). A polynomial linear search algorithm for the n-dimensional knapsack problem. In Proceedings of the fifteenth annual ACM symposium on Theory of computing  - STOC ’83.https://doi.org/10.1145/800061.808734 
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Meyer auf der Heide, F. (1983). Efficiency of universal parallel computers. In Lecture Notes in Computer Science. Berlin/Heidelberg.https://doi.org/10.1007/bfb0036483 
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Domik, G., Leberl, F., &; Kobrick, M. (1984). Radar Image Simulation and its Application in Image Analysis. In International archives of photogrammetry and remote sensing (Vol. 25A, pp. 99–108). Rio de Janeiro, Brazil.
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