Look at anything by J Morton of Brick Development Association, UK. He's produced a number of very well detailed papers on Structural Masonry and it's design and detailing. Recommended!
BS5628 is the UK standard, in 3 parts. Also "Handbook to BS5628" by Heseltine & Moore.
AS3700 is the Australian code. Anthony Tugwell
Project Director & Consulting Engineer - now in Australia