@article{ITA_1983__17_1_55_0,
     author = {L\'evi, G. and Pegna, A. M.},
     title = {Top-down mathematical semantics and symbolic execution},
     journal = {RAIRO. Informatique th\'eorique},
     pages = {55--70},
     publisher = {EDP-Sciences},
     volume = {17},
     number = {1},
     year = {1983},
     mrnumber = {701988},
     zbl = {0512.68067},
     language = {en},
     url = {http://www.numdam.org/item/ITA_1983__17_1_55_0/}
}