Wafer industry

Hello dear friends, do you know of a source that explains the production of wafers in detail?

There is a book abour wafers and waffles a comprehensive one but very expensive.
Technology of waffers and waffles volume 1 operational aspect. volume 2 Recipes and product development
by Karl Tefienbacher
Search for it in the web. you can also buy it in Amazon


Thank you so much