how to get the source code for free-scada-2.0.0.9

I am a teacher in an university of china. Now, i am teaching one subject on how to apply and develop SCADA software. I feel that free-scada-2.0.0.9 is a very excellent SCADA software, which is appropriate to help students to understand. Therefore, I want to obtain such a copy for free-scada-2.0.0.9 source code. Thanks for your reply. My Email: bjhehui@126.com