TY - MGZN AU - Ovejas, V.J. AU - Cuadras, A. T2 - Smart materials and structures Y1 - 2011 VL - 20 IS - 8 SP - 085030 DO - 10.1088/0964-1726/20/8/085030 UR - http://iopscience.iop.org/0964-1726/20/8/085030/pdf/0964-1726_20_8_085030.pdf TI - Multimodal piezoelectric wind energy harvesters ER -