The following documents related to Ple4Win have been published:
Newsletter number 14 – Announcing version 4.4.1 (October 2016)
Newsletter number 13 – Announcing version 4.4.0 (April 2016)
Newsletter number 12 – Announcing version 4.3.1 (March 2015)
Newsletter number 11 – Announcing version 4.3.0 (November 2014)
Functional characteristics of Ple4Win (PDF document, 68 kB)
These are older, but still relevant publications released for PLE-micro-CAD, the predecessor to Ple4Win. They can be found here. Please notice that some of these documents are in Dutch.