HUANG, Y.-P. ., Y.-T. . CHANG, and F. E. . SANDNES. “UBIQUITOUS INFORMATION TRANSFER ACROSS DIFFERENT PLATFORMS BY QR CODES”. Journal of Mobile Multimedia, vol. 6, no. 1, Sept. 2009, pp. 003-14, https://journals.riverpublishers.com/index.php/JMM/article/view/4775.