Labellapansa, Ause, and Mega Restu Asrining Ratri. “Augmented Reality Bangunan Bersejarah Berbasis Android (Studi Kasus : Istana Siak Sri Indrapura)”. IT Journal Research and Development, vol. 1, no. 2, Aug. 2017, pp. 1-12, doi:10.25299/itjrd.2017.vol1(2).676.