Patrikov, Kircho. “A REVIEW OF THE MODERN TRENDS IN THE SURGICAL TREATMENT OF MALIGNANT BONE TUMORS IN CHILDHOOD”. THE JOURNAL OF THE BULGARIAN ORTHOPAEDICS AND TRAUMA ASSOCIATION 60, no. 02 (September 6, 2023): 61–70. Accessed December 11, 2024. https://jbota.org/index.php/jbota/article/view/83.