@article{
    GrHK06,
    author = {Greig, Malcolm and Haanp{\"a}{\"a}, Harri and Kaski, Petteri},
    title = "On the Coexistence of Conference Matrices and Near Resolvable 2-(2k+1, k, k-1) Designs",
    url = "http://dx.doi.org/10.1016/j.jcta.2005.05.005",
    journal = "Journal of Combinatorial Theory, Series A",
    number = "4",
    volume = "113",
    flags = "copy",
    year = "2006",
    pages = "703--711"
}