The overall purpose of this document is to abstract and summarise a selection of articles from the Asian region and Viet Nam in relation to changing trends in sex ratio at birth (SRB). This is the first annotated bibliography on the topic of the changing SRB in Viet Nam and a selected few other Asian countries.The current bibliography is a first attempt to produce a dynamic document that will assist researchers, policy makers and development partners in identifying what is already known and in addressing the needs resulting from current negative SRB trends that have been identified in Viet Nam.