Xiang, F., H. Yong, S. Dandan, and Z. Jiexian. “An Image Retrieval Method Based on Hu Invariant Moment and Improved Annular Histogram”. Elektronika ir Elektrotechnika 20, no. 4 (April 7, 2014): 67-71. Accessed November 24, 2024. https://eejournal.ktu.lt/index.php/elt/article/view/6888.