Peran, kegiatan, dan ruang berkegiatan perempuan di pemukiman kumuh : studi kasus RT 11 dan 15, RW 10, Kelurahan Bukit Duri, Kecamatan Tebet, Jakarta Selatan = Women's roles, activities, and space of activities in slum areas : case study RT 11 and 15, RW 10, Kelurahan Bukit Duri, Kecamatan Tebet, South Jakarta