@article{DBLP:journals/amai/EiterLW01, title = "A Data Model and Algebra for Probabilistic Complex Values", author = "Thomas Eiter and Thomas Lukasiewicz and Michael Walter", year = "2001", journal = "Annals of Mathematics and Artificial Intelligence", month = "December", number = "2--4", pages = "205--252", url = "http://dx.doi.org/10.1023/A:1013121110704", volume = "33", }