@article{
    haa00:lowbou,
    author = {Haanp{\"a}{\"a}, Harri},
    title = "A Lower Bound for a {R}amsey Number",
    url = "http://lib.hut.fi/Diss/2004/isbn9512269422/",
    journal = "Congressus Numerantium",
    volume = "144",
    year = "2000",
    pdf = "haa00lowbou.pdf",
    annote = "int journal ref",
    pages = "189--191"
}