Step 1: Mapping of Regular Entity Types. Step 2: Mapping of Weak Entity Types ... option works for any specialization (total or partial, disjoint of over-lapping) ...
Relational Database Design by ER- and EER-to-Relational Mapping ... by Prof Steven A. Demurjian, Sr (http://www.engr.uconn.edu/~steve/courses.html) ...