@InProceedings{Allen99a,
    author = {G. Allen and T. Goodale and E. Seidel},
    title = {The Cactus Computational Collaboratory: Enabling Technologies for Relativistic Astrophysics, and a Toolkit for Solving PDEs by Communities in Science and Engineering},
    year = {1999},
    key = {Allen99a},
    address = {New York},
    publisher = {IEEE},
    booktitle = {7th Symposium on the Frontiers of Massively Parallel Computation-Frontiers 99}
}