array(4) { [0]=> string(45) "Ergodic Capacity vs SNR for a 4x4 MIMO system" [1]=> string(56) " a 1x4 SIMO system_a 4x1 MISO system and a SISO system.m" [2]=> string(5) " 1841" [3]=> string(21) " 2015-05-12 20:21:5 " }