@INPROCEEDINGS{ParLogicPICLP87,
        author = "L. V.  Kal{\'e}",
        title = "Parallel Execution of Logic Programs: the
{REDUCE-OR} Process Model",
        booktitle = "Proceedings of Fourth International
Conference on Logic Programming",
        month = "May", 
        year = "1987", 
        pages = "616--632",
        annote = "87-2",
        group = Y,
}