@article {IOPORT.50228552,
    author       = {Ullmann, Klaus},
    title        = {RARE report},
    year         = {1990},
    journal      = {Computer Networks and ISDN Systems},
    volume       = {19},
    number       = {3-5},
    pages        = {170-172},
    doi          = {10.1016/0169-7552(90)90065-Z},
    identifier   = {50228552},
}