SURFACE4B^
≙ SURFACE4B^
SURFACE4B^* Köln (Cologne) | dgskorpus_koe_05 | 46-60mf
SURFACE4B^* Stuttgart | dgskorpus_stu_03 | 31-45mf
= SURFACE4B
SURFACE4B* Frankfurt | dgskorpus_fra_04 | 61+m
SURFACE4B* Köln (Cologne) | dgskorpus_koe_05 | 46-60mf
SURFACE4B* Rostock | dgskorpus_mvp_02 | 31-45mf
SURFACE4B* Rostock | dgskorpus_mvp_02 | 31-45mf