1. Coe, J.E., Nelson, J.W., Rudenberg, F.H. and Garza, R. (1967). Technique for continuous intracranial pressure recording, J. Neurosurg., 27, 370–375.
2. Dorsch, N.W.C., Stephens, R.J. and Symon, L. (1971). An intracranial pressure transducer, Bio-Med. Engng., 6, 452–457.
3. Eversden, I.D. (1970). Modification to a miniature pressure transducer for the measurement of intracranial pressure, Med. and Biol. Engng., 8, 159–164.
4. Gerlach, J. (1952). Zerebraler Grenzdruck und Hirnpuls. Klinische Untersuchungen und Ergebnisse, Acta Neurochir., 2, 120–158.
5. Gilland, O. (1965). C.S.F. dynamic diagnosis of spinal block IV: Demands on electromanometric equipment. Acta. Neurol. Scand.j Suppl. 13, 41, 75–105.