@INPROCEEDINGS{TreeRepAAAI88,
        author = "L. V. Kal{\'e}",
        title = "A Tree Representation for Parallel Problem
Solving",
        booktitle = "Proceedings of AAAI", 
        month = "August", 
        year = "1988", 
        pages = "677-681",
        annote = "88-6",
        group = Y,
}