Office
 Room: ID 04/337
 Phone: (+49) (0) 234 32 - 29319  
 Fax: (+49) (0) 234 32 - 14167   
 E-Mail: silke.sauer[at]rub.de       
Map & Travel information   
Prof. Dr.-Ing. Ilona Rolfes 
 Room: ID 04/335 
 Phone: (+49) (0) 234 32 - 27383
 Fax: (+49) (0) 234 32 - 14167
 E-Mail: ilona.rolfes[at]rub.de