THIS IS A TEST INSTANCE. ALL YOUR CHANGES WILL BE LOST!!!!
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To help us provide a strong data model foundation for the project we are using entity designs from these books and from various standards bodies. These books have been an excellent reference and useful design guide for handling business related data. Open For Business uses a variation on the models in the book, but most concepts from the book are actively used, enough so that it is very worth it to buy these books. 
Learning
"Apache OFBiz Development: The Beginner's Tutorial ."
A tutorial from Packt Publishing, cover only release 4.0.
Accounting and Supply Chain
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This book covers general information about the XSL-FO standard from W3C and has extensive example of how to achieve specific effects and such.