The Lost Alpha Spanish Translation Team has release the final version of translation for the v1.3003 Patch.
Translate menues, dialogs, descriptions and more to Spanish.
Download spanish translation installer for v1.3003 Lost Alpha Patch.
https://www.sendspace.com/file/as8k65
Download spanish translation for manual installation:
http://www.mediafire.com/download/0h6vf ... -Final.rar
The Spanish Translation Team forum:
http://www.taringa.net/comunidades/trad-stalker-la/
Enjoy !!!!