00918na  a2200253   4500001001500000005001500015008004100030024002700071100003400098370004800132370005900180370001100239372004800250374004800298374004000346374001400386375001100400377002000411400004000431400003400471400003500505670007100540670005300611KAC199609327  20190110141726961022 b acnnnaaaa           a bnc      7 a00000001214721792isni1 aFreudenthal, Hans,d1905-1990  c독일(국명)[獨逸]0KSH19980255802nlsh  c네덜란드(국명)[Netherlands]0KSH19980239332nlsh  a독일  a수학(학문)[數學]0KSH20000001912nlsh  a교수(대학)[敎授]0KSH19980114932nlsh  a학자[學者]0KSH19980092402nlsh  a수학자  a남성  l네덜란드어1 a프로이덴탈, 한스,d1905-19901 aFreidental, Khans,d1905-19901 aFreudenthal, H.‏,d1905-1990  a현실적 수학교육의 이론과 실제, (Kyowoo(교우)), 2018  a가상국제전거파일(VIAF)uhttp://viaf.org/