@article {4626, title = {Response of the microwave-induced cyclotron harmonic resistance spike to an in-plane magnetic field}, year = {2011}, doi = {10.1103/PhysRevB.84.241303}, author = {Yanhua Dai and Kristjan Stone and Ivan Knez and Chi Zhang and R.R. Du and Changli Yang and L.N. Pfeiffer and K.W. West} }