8636: Assembler University 201: What is the Assembler Trying to Tell Me? A Guide to Some Answers
8981: Assembler University 303: A Gentle Introduction to Trimodal Programming on z/Architecture
8982: Assembler University 206: Powerful New z/Architecture Instructions that Don't Require AMODE(64), Part 1
8983: Assembler University 207: Powerful New z/Architecture Instructions that Don't Require AMODE(64), Part 2