burhanuddin, muhamad 2022. Religiousity of Barus Community Central Tapanuli (A Study of the History and Influence of Tugu Nusantara Titik Nol in Barus). Al-Hikmah Journal for Religious Studies. 24, 2 (Des 2022), 194-207. DOI:https://doi.org/10.24252/al-hikmah.v24i2.34742.