1. Riess JG (2002) Fluorous micro- and nanophases with a biomedical perspective. Tetrahedron 58:4113–4131
2. Mueller KF (1977) Method for improving fluorinated surfactants. US Patent 4,171,282
3. Falk R A (1978) Method of improving fluorinated surfactants. US Patent 4,089,804
4. Luz R (1981) Method and system for frequency up-conversion with modulation embodiments. US Patent 4,302,348
5. Block J (1979) Method and composition for removing calcium sulfate scale deposits from surfaces. US Patent 4,144,185