Dr. Alexander S. Potupa - Links

• library of BooksZ
  http://bookz.ru/authors/aleksandr-potupa.html

library of Russian SciFi
http://www.rusf.ru/books/1463.htm

library of Yershov
http://publ.lib.ru/ARCHIVES/P/POTUPA_Aleksandr_Sergeevich/_Potupa_A._S..html

library of Moshkov
http://www.lib.ru/RUFANT/POTUPA

Another Mirror site
http://aspotupa.narod.ru

Another Mirror site
http://potupa.iatp.by