The whole team of developers of PMB hope this document will have brought you the essentials. If that is not the case, there exist other sources of information at your disposal.
The Web site of PMB
The Users' forum of PMB
http://www.sigb.net/communaute
The users' mailing list of PMB
to subscribe : send an email, subject SUBSCRIBE to pmb.user_request@sigb.net
The mailing list for translators, developers, for Unicode support (non European alphabets)
to subscribe : send an email, subject SUBSCRIBE to pmb.trans@sigb.net