TY - STD AU - Jarvis, A., H.I. Reuter, A. Nelson, E. Guevara PY - 2008 DA - 2008// TI - Hole-filled SRTM for the globe Version 4, available from the CGIAR-CSI SRTM 90m Database UR - http://srtm.csi.cgiar.org ID - Jarvis2008 ER -