@unpublished{verstappen-dfd15-pres,
    author = {Verstappen, R. and Silvis, M.},
    date = {2015-11-23},
    title = "Scale-truncating relaxation models for large eddy simulations",
    location = {\textit{68th Annual Meeting of the APS Division of Fluid Dynamics}, Boston, Massachusetts, United States of America, November 22--24, 2015},
}