Govan Tahseen Shukri. “Issues Surrounding the Rregistration of a Single Colour As a Trade Mark”. QALAAI ZANIST JOURNAL 3, no. 4 (January 24, 2021): 852–874. Accessed July 3, 2024. https://journal.lfu.edu.krd/ojs/index.php/qzj/article/view/342.