1. Vanderbilt Rubber Handbook;Winspear,1968
2. Rubber Natural and Synthetic.;Stern,1967
3. Patch Testing Guidelines.;Malten,1976
4. Rubber dermatitis;Wilson;Br. J. Dermatol.,1969
5. Herve-Bazen D, Gradiski D, Duprat P et al. Industrial Allergic Eczema due to contact with IPPD and DMPPD in Tyres. Report No. 226/RE. Vandoeuvre-les-Nancy: Institut National de Recherche et de Sécuritée, 1978.