FAZ Newspaper Article 2000 _Burggraf - Raw data of the Nordig study destroyed Newspaper Article FAZ Saturday, 08.09.2000, no. 209, p. 74_Burggraf - Raw data of the Nordig study destroyed
Newspaper Article FAZ Saturday, 08.09.2000, no. 209, p. 74_Burggraf - Raw data of the Nordig study destroyed