Only useful for polish speaking matlab users ...
And this section taken from Wikipedia: "<i>Even though the system has been operating for 28 years it has many faults that appeared even 16 years ago and haven't been fixed since then. The most dangerous one is system deleting a person from the system which happens not only when person dies but can also happen when the person is still living therefor denying that person their pensions.</i>" makes me wonder whether this is really usefull ....