“Understanding Concept Profile Distance Line to Line on space of Geometry High School Students Level IQ Normal in terms of Gender differences: Memahami Konsep Profil Jarak Garis ke Garis pada Ruang Geometri Tingkat IQ Siswa SMA Normal Dilihat dari Perbedaan Gender”, icecrs, vol. 1, no. 2, p. picecrs.v1i2.1440, Oct. 2017, doi: 10.21070/picecrs.v1i2.1440.