To find it, go to your Profile, then to Work and you'll see a list of the things you've uploaded. Click on the one you want, copy the address and post a link
ie:
http://www.writewords.org.uk/archive/19220.asp
or you can type the title, then use the link icon above and get a clever link, ie :
To Bear the Unbearable
A note, like you've already done, in the
Introduce Your Work forum is probably the best place to let other members know. Groups can be slow or overlooked.
Colin M