@article{ITA_1980__14_4_323_0,
     author = {Astesiano, Egidio and Costa, Gerardo},
     title = {Nondeterminism and fully abstract models},
     journal = {RAIRO. Informatique th\'eorique},
     pages = {323--347},
     publisher = {EDP-Sciences},
     volume = {14},
     number = {4},
     year = {1980},
     mrnumber = {607435},
     zbl = {0463.03024},
     language = {en},
     url = {http://www.numdam.org/item/ITA_1980__14_4_323_0/}
}