TY - JOUR A1 - Zhang, H. A1 - Mei, C. T1 - Local least absolute deviation estimation of spatially varying coefficient models: Robust geographically weighted regression approaches Y1 - 2011 DO - 10.1080/13658816.2010.528420 JF - International Journal of Geographical Information Science VL - 25 IS - 9 SP - 1467 EP - -1489 ER -