Laia, Martin, 		Manihuruk, Devita, 		Debataraja, Semangat, AND 		Lubis, Yusuf.
" EVALUASI GEOMETRIK JALAN PADA RUAS JALAN RAYA “BALIGE BY PASS” (STA 5+635 s/d STA 9+442) KABUPATEN TOBA SAMOSIR" <em>JURNAL ILMIAH TEKNIK SIPIL</em> [Online], Volume 11 Number 1 (25 February 2022)