1. Toluene diisocyanate [MAK Value Documentation, 2003];The MAK-Collection for Occupational Health and Safety;2012-01-31
2. Toluylendiisocyanate [MAK Value Documentation in German language, 1972];The MAK-Collection for Occupational Health and Safety;2012-01-31
3. Polyurethane Resins;Condensed Handbook of Occupational Dermatology;2004
4. Polyurethane Resins;Handbook of Occupational Dermatology;2000
5. Occupational IgE-mediated contact urticaria from diphenylmethane-4,4'-diisocyanate (MDI);Contact Dermatitis;1999-07