You can use SSI for recip tables. i will change to it soon. Iīm not sure if it allowed, but Iīm pretty sure itīs OK, because itīs a tutorial on vnwr.
Here is the link. I hope itīs ok to link to another board. I read the rules and couldnīt find that it isnīt:
http://www.vnwr.com/resources/tutorials/tgpssi.html