@article {IOPORT.50081739,
    author       = {R\"ohrich, Johannes},
    title        = {Graph attribution with multiple attribute grammars},
    year         = {1987},
    journal      = {SIGPLAN Notices},
    volume       = {22},
    number       = {11},
    pages        = {55-70},
    doi          = {10.1145/39305.39311},
    identifier   = {50081739},
}