THIRAN, PHILIPPE, FABRICE ESTIEVENART, JEAN-LUC HAINAUT, and GEERT-JAN HOUBEN. 2005. “A GENERIC FRAMEWORK FOR EXTRACTING XML DATA FROM LEGACY DATABASES”. Journal of Web Engineering 4 (3):205-23. https://journals.riverpublishers.com/index.php/JWE/article/view/4277.