1. Dasgupta, G. and Kacker, S. K. (1974.): Congenital abnormalities of ossicular chain in routine tympanoplasty operations. Eye, Ear, Nose and Throat Monthly.53: 362:
2. Gundersen, T. (1971): The construction of prostheses for the incus and for the incus and stapes arch-Prostheses in the ossicular chain, page 78.
3. Harrison, Wiley, H., Shambaugh, George, E., Kaplan Jules and Derlacki Eugene, L. (1959): Prosthetics in the Middle ear:Archives of Otolaryngology
69: 661
4. Hicks, George, W., Wright, J. William Jr. and Wright J. William III (1978): Use of plastipore for ossicular chain.-Reconstruction: An Evaluation. TheLaryngoscope
88: 1024.
5. Kos quoted by Sheehy James L., (1962).