^Wise CA، Clines GA، Massa H، Trask BJ، Lovett M (مايو 1997). "Identification and localization of the gene for EXTL, a third member of the multiple exostoses gene family". Genome Res. ج. 7 ع. 1: 10–6. DOI:10.1101/gr.7.1.10. PMID:9037597.
Mathysen D، Van Roy N، Van Hul W، وآخرون (2004). "Molecular analysis of the putative tumour-suppressor gene EXTL1 in neuroblastoma patients and cell lines". Eur. J. Cancer. ج. 40 ع. 8: 1255–61. DOI:10.1016/j.ejca.2004.01.013. PMID:15110891.