MalamedSF: Handbook of Local Anesthesia, St. Louis, Missouri, C.V. Mosby, 1980, pp. 216–219.
2.
SkoogT: Plastic Surgery: New Methods and Refinements, Stockholm, Almqvist and Wiskell International, 1974, pp. 306–310.
3.
CallahanM.A.CallahanA: Ophthalmic Plastic and Orbital Surgery, Birmingham, Alabama, Aesculapius, 1979, pp. 20–23.
4.
MooreDC: Regional Block: A Handbook for Use in the Clinical Practice of Medicine and Surgery, 4th ed.Springfield, Illinois, Charles C. Thomas, 1981, pp. 71–122.