In this section there are places to visit for more in-depth information.
Some news groups are:
From the MUSCLE Project, <sclinux@linuxnet.com>, Smart Card Developers mailing list. The subject of the list is smart card development under Unix and Mac OS. Just send <majordomo@linuxnet.com> with subscribe linux in the body of your mail. Also you can reach the archives at The Mail Archive. See linuxnet.com mailing list page for more information.
There are a huge number of informative web sites available. They could change and get outdated.
A good starting point is Movement for the Use of Smart Cards in a Linux Environment home page, an information central for documentation, project pages and much more.
Also, USENIX Workshop on Smartcard Technology can take your interest.
Please let me know if you have any other leads that can be of interest.