Field measurements of WSD-DTT protection ratios over outdoor and indoor reference geometries. - Pekka Talmola; Juha Kalliovaara; Jarkko Paavola; Reijo Ekman; Atte Vainisto; Niko Aurala; Heikki Kokkinen; Kari Heiska; Risto Wichman; Jussi Poikonen (CrownCom, 2012)