00840na  a2200229   4500001001300000005001500013008004100028024002700069035001800096035002700114100003400141370004800175372005300223373005100276373003800327374004800365374004800413375001100461377001400472670005400486670007000540KAC20162810920240503160820161121 b aznnnaabn          fa aaa      7 a00000004594726002isni  a(KRI)11408877  a(KISTI)ADPER68004670231 a허남구,g許南九,d1984-  c한국(국명)[韓國]0KSH20000101452nlsh  a수학 교육[數學敎育]0KSH19980181642nlsh  a순천대학교 수학교육과 (교수)s2020  a대전송촌고등학교 (교사)  a교수(대학)[敎授]0KSH19980114932nlsh  a교사(교원)[敎師]0KSH19980197822nlsh  a남성  l한국어  a한국연구자정보(KRI)uhttps://www.kri.go.kr  a한국과학기술정보연구원(KISTI)uhttps://www.kisti.re.kr