@article(Alger_2006,
 author       = {Dan Alger},
 year         = {2006},
 title        = {{Voting by proxy}},
 journal      = {Public Choice},
 volume       = {126},
 number       = {1-2},
 pages        = {1--26},
 doi          = {10.1007/s11127-006-3059-1},
)
@article(Behrens15,
 author       = {Jan Behrens},
 year         = {2015},
 title        = {Cyclical Delegations: Myths or Disaster},
 journal      = {Liquid Democracy Journal},
 volume       = {3},
 url          = {http://www.liquid-democracy-journal.org/issue/3/The_Liquid_Democracy_Journal-Issue003-02-Circular_Delegations_-_Myth_or_Disaster.html},
)
@book(liquid_feedback,
 author       = {Jan Behrens and Axel Kistner and Andreas Nitsche and Bj\"orn Swierczek},
 year         = {2014},
 title        = {Principles of Liquid Feedback},
 publisher    = {Interaktieve Demokratie},
)
@article(Boldi_2011,
 author       = {Paolo Boldi and Francesco Bonchi and Carlos Castillo and Sebastiano Vigna},
 year         = {2011},
 title        = {{Viscous democracy for social networks}},
 journal      = {Communications of the {ACM}},
 volume       = {54},
 number       = {6},
 pages        = {129},
 doi          = {10.1145/1953122.1953154},
)
@article(Botan16,
 author       = {Sirin Botan},
 year         = {2016},
 title        = {Propositional Opinion Diffusion with Constraints},
 journal      = {ILLC Master of Logic Thesis},
 url          = {https://staff.science.uva.nl/s.botan/Botan_MoLThesis.pdf},
)
@unpublished(christoff17stability,
 author       = {Zo\'{e} Christoff and Davide Grossi},
 title        = {Stability in Binary Opinion Diffusion},
 note         = {To appear in the Proceedings of LORI'17},
)
@techreport(christoff16liquid,
 author       = {Zo\'{e} Christoff and Davide Grossi},
 year         = {2016},
 title        = {Liquid Democracy: An Analysis in Binary Aggregation and Diffusion},
 type         = {Technical Report},
 institution  = {University of Liverpool},
 url          = {https://arxiv.org/abs/1612.08048},
)
@article(Degroot_1974,
 author       = {Morris H. De{G}root},
 year         = {1974},
 title        = {{Reaching a Consensus}},
 journal      = {Journal of the American Statistical Association},
 volume       = {69},
 number       = {345},
 pages        = {118--121},
 doi          = {10.1080/01621459.1974.10480137},
)
@article(Dietrich_2007,
 author       = {Franz Dietrich and Christian List},
 year         = {2007},
 title        = {Judgment aggregation without full rationality},
 journal      = {Social Choice and Welfare},
 volume       = {31},
 number       = {1},
 pages        = {15--39},
 doi          = {10.1007/s00355-007-0260-1},
)
@book(dodgson84principles,
 author       = {Charles L. Dodgson},
 year         = {1884},
 title        = {The Principles of Parliamentary Representation},
 publisher    = {Harrison and Sons},
)
@article(Dokow_2010,
 author       = {Elad Dokow and Ron Holzman},
 year         = {2010},
 title        = {{Aggregation of binary evaluations with abstentions}},
 journal      = {Journal of Economic Theory},
 volume       = {145},
 number       = {2},
 pages        = {544--561},
 doi          = {10.1016/j.jet.2009.10.015},
)
@incollection(endriss16judgment,
 author       = {Ulle Endriss},
 year         = {2016},
 title        = {Judgment Aggregation},
 editor       = {F. Brandt and V. Conitzer and U. Endriss and J. Lang and A. D. Procaccia},
 booktitle    = {Handbook of Computational Social Choice},
 publisher    = {Cambridge University Press},
 doi          = {10.1017/CBO9781107446984.018},
)
@article(grandi13lifting,
 author       = {Umberto Grandi and Ulle Endriss},
 year         = {2013},
 title        = {{Lifting integrity constraints in binary aggregation}},
 journal      = {Artif. Intell.},
 volume       = {199},
 pages        = {45--66},
 doi          = {10.1016/j.artint.2013.05.001},
)
@article(Green_Armytage_2014,
 author       = {Green-Armytage, James},
 year         = {2014},
 title        = {{Direct voting and proxy voting}},
 journal      = {Const Polit Econ},
 volume       = {26},
 number       = {2},
 pages        = {190--220},
 doi          = {10.1007/s10602-014-9176-9},
)
@book(Grossi_2014,
 author       = {Davide Grossi and Gabriella Pigozzi},
 year         = {2014},
 title        = {{Judgment Aggregation: A Primer}},
 series       = {Synthesis Lectures on Artificial Intelligence and Machine Learning},
 publisher    = {Morgan {\&} Claypool Publishers},
 doi          = {10.2200/s00559ed1v01y201312aim027},
)
@book(jackson08social,
 author       = {Matthew O. Jackson},
 year         = {2008},
 title        = {{Social and Economic Networks}},
 publisher    = {Princeton University Press},
 address      = {Princeton, NJ, USA},
)
@inproceedings(kling15voting,
 author       = {Christoph Kling and J\'erome Kunegis and Heinrich Hartmann and Markus Strohmaier and Steffen Staab},
 year         = {2015},
 title        = {Voting Behaviour and Power in Online Democracy: A Study of LiquidFeedback in Germany's Pirate Party},
 booktitle    = {Proceedings of the International Conference on Weblogs and Social Media},
 url          = {https://arxiv.org/abs/1503.07723},
)
@article(List_2010,
 author       = {Christian List},
 year         = {2010},
 title        = {{Group Communication and the Transformation of Judgments: An Impossibility Result}},
 journal      = {Journal of Political Philosophy},
 volume       = {19},
 number       = {1},
 pages        = {1--27},
 doi          = {10.1111/j.1467-9760.2010.00369.x},
)
@article(May_1952,
 author       = {Kenneth O. May},
 year         = {1952},
 title        = {{A Set of Independent Necessary and Sufficient Conditions for Simple Majority Decision}},
 journal      = {Econometrica},
 volume       = {20},
 number       = {4},
 pages        = {680},
 doi          = {10.2307/1907651},
)
@article(Miller_1969,
 author       = {James C. Miller},
 year         = {1969},
 title        = {{A program for direct and proxy voting in the legislative process}},
 journal      = {Public Choice},
 volume       = {7-7},
 number       = {1},
 pages        = {107--113},
 doi          = {10.1007/bf01718736},
)
@article(purdom68cycle,
 author       = {Paul Purdom and James Williams},
 year         = {1968},
 title        = {Cycle Length in a Random Function},
 journal      = {Transactions of the American Mathematical Society},
 volume       = {133},
 number       = {2},
 pages        = {547--551},
 doi          = {10.2307/1994996},
)
@techreport(skowron16proportional,
 author       = {Piotr Skowron and Martin Lackner and Markus Brill and Dominik Peters and Edith Elkind},
 year         = {2016},
 title        = {Proportional Rankings},
 type         = {Technical Report},
 institution  = {University of Oxford},
 url          = {https://arxiv.org/abs/1612.01434},
)
@article(Tullock_1992,
 author       = {Gordon Tullock},
 year         = {1992},
 title        = {{Computerizing politics}},
 journal      = {Mathematical and Computer Modelling},
 volume       = {16},
 number       = {8-9},
 pages        = {59--65},
 doi          = {10.1016/0895-7177(92)90087-2},
)
@article(yamakawa07toward,
 author       = {Hiroshi Yamakawa and Motohiro Yoshida and Michiko Tsuchiya},
 year         = {2007},
 title        = {Toward Delegated Democracy: Vote by Yourself, or Trust your Network},
 journal      = {International Journal of Human and Social Sciences},
 volume       = {1},
 number       = {2},
 doi          = {10.1.1.193.4169},
)