Nguyen-Huu, K., N. Duong-Bao, L. N. Thi, L. D. Thi, T. H. T. Thu, and S.-W. Lee. “An Adaptive Heading Estimation Method Based on Holding Styles Recognition Using Smartphone Sensors”. CommIT (Communication and Information Technology) Journal, vol. 18, no. 1, Apr. 2024, pp. 109-21, doi:10.21512/commit.v18i1.9196.