docs: @Pure
  	public static Point2d WSG84_EL2(double lambda, double phi) {
  		final Point2d ntfLambdaPhi = WSG84_NTFLamdaPhi(lambda, phi);
  		return NTFLambdaPhi_NTFLambert(
  				ntfLambdaPhi.getX(), ntfLambdaPhi.getY(),
  				LAMBERT_2E_N,
  				LAMBERT_2E_C,
  				LAMBERT_2E_XS,
  				LAMBERT_2E_YS);
  	}