>>I think you explained once how Wikipedia works and how everyone who wants to contribute may become contributors. But I thought this particular page you wrote by yourself.
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>If you click on "History", you will see a list of many contributors. Of course, it is possible for one to have written most of the contents, whereas others only corrected minor spelling errors. Or, several people may have made more significant contributions.

I see now, thanks a lot. Yes, I see several names in the list and I recognize two of them.