@misc {IOPORT.70879632,
    author       = {Cachin, Christian},
    title        = {Integrity and consistency for untrusted services - (Extended abstract)},
    howpublished = {SOFSEM, 1-14 (2011).},
    year         = {2011},
    doi          = {10.1007/978-3-642-18381-2_1},
    identifier   = {70879632},
}