TY - RPRT TI - Comparison of three different methods to merge multiresolution and multispectral data: Landsat TM and SPOT panchromatic AU - P.S. Chavez AU - S.C. Sides AU - J.A. Anderson PY - 1991 UR - https://pubs.usgs.gov/publication/70016614 ID - 70016614 ER -