Data source: EPSG
Information source: USGS Professional Paper 1395, "Map Projections - A Working Manual" by John P. Snyder.
Revision date: 2001-06-05
Remarks: This is the spherical form of the projection. See coordinate operation method Lambert Azimuthal Equal Area (code 9820) for ellipsoidal form. Differences of several tens of metres result from comparison of the two methods.