@article{
    hajn:99,
    author = "Hajnicz, Elżbieta",
    title = "Some Considerations on Branching Areas of Time",
    url = "http://link.springer.com/article/10.1023%2FA%3A1008229020082",
    journal = "Journal of Logic, Language and Information",
    number = "1",
    volume = "8",
    year = "1999",
    bibsource = "DBLP, http://dblp.uni-trier.de",
    pages = "17--43"
}