The mod is working with the versions listed in the downloads section. It will not work with SE 0.3, since a lot of stuff changed.
These are the working versions taken from the downloads section:
Space Exploration >= 0.2.6
Angel's Petro Chemical Processing >= 0.9.1
Angel's Refining >= 0.11.2
? Angel's Addons - Pressure Tanks >= 0.5.0 (optional)
? Angel's Bio Processing >= 0.7.2 (optional)
? Angel's Smelting >= 0.6.0 (optional)