A method of automatic constructing a model of a parallel program in terms of Petri nets" . ... This method allows one to construct models of parallel programs whose thread of execution is represented in terms of Petri nets, whereas the data description and their modifications remain to be expressed in terms of the original program language. ... The method was implemented as one of the subsystems of this environment. PostScript (in Russian) (391KB) . PDF (in Russian) (173KB) . ...