The Comline is the ACA quarterly magazine which is published online. The October 2015 issue is out and can be read on the WSO site.
There is an article in in it by Omer G about the origin of ACA. Omer G was the chief editor of the Big Red Book and sythesized information gathered by the old Los Angeles /San Fernando ACA intergroup.
This Workbook expands the Fellowship Text’s brief description of the “Other” or Opposite Laundry List (BRB, p. 8). It contains concise questions to guide the recovering adult child in reliving actual episodes that produced feelings of inferiority, shame, guilt, and anger (emotional intoxication). This workbook outlines a recovery process for healing the injury and conflict caused by childhood trauma and its continued reenactment, and for withdrawing from emotional intoxication. (BRB p. 626).
You can purchase it on the World Service Organization website for $12 plus shipping and handling.