@misc{misc, title  = {{Comment on the Generation Number in Orbifold Compactifications}},

 url = {{https://doi.org/10.1007/BF02096954 }},

 year = {{1992}},

 month = {{7}},

 author = {{Erler J and Klemm A}},

 note = {{Accessed on 2026/09/12}}}