Wyślij wiadomość: Posuto dokutā tō no kyaria sentaku to ishiki ni kansuru kōsatsu : kōnenreisō to josei no posuto dokutā tō o chūshin ni : intabyū chōsa / Monbu Kagakushō KagakuGijutsu Seisaku Kenkyūjo Dai 1 Chōsa Kenkyū Gurūpu ; Misu Toshiyuki, Satō Shinsuke.