@techreport{picco94:spade,
    author  = {Gian Pietro Picco and Giovanni Vigna},
    title   = {{The SPADE Way to Inter-Client Communication in {$O_2$}}},
    institution = {CEFRIEL},
    year    = {1994},
    month   = {February},
    address = {via Emanueli 15, 20126 Milano, Italy},
    number  = {94001},
    type    = {Technical Report}
}