org.geotools.referencing.crs
Classes 
AbstractCRS
AbstractDerivedCRS
AbstractSingleCRS
AUTOCRSAuthorityFactory
DefaultCompoundCRS
DefaultDerivedCRS
DefaultEngineeringCRS
DefaultGeocentricCRS
DefaultGeographicCRS
DefaultImageCRS
DefaultProjectedCRS
DefaultTemporalCRS
DefaultVerticalCRS
EPSGCRSAuthorityFactory