Poru Ell Death : Risan Sugaku No Miryoku Densetsu No Kogi / Original Title: the Discrete Mathematical Charms of Paul Erd S/ VAEKCHVATAL / Cho Akiyama Hitoshi / Kanyaku Kodate Takako / Yaku Sakai Toshi Satoshi / Yaku Tokunaga Shinichi / Yaku Matsui Yasuko / Yaku

БбPoru Ell Death : Risan Sugaku No Miryoku Densetsu No Kogi / Original Title: the Discrete Mathematical Charms of Paul Erd S
БбVAEKCHVATAL / Cho Akiyama Hitoshi / Kanyaku Kodate Takako / Yaku Sakai Toshi Satoshi / Yaku Tokunaga Shinichi / Yaku Matsui Yasuko / Yaku