Charles He writes

I see. That seems like a more serious problem. I think Professor Zimmermann is correct and that Repec data is not going to be useful for this particular purpose.

ok, so we will not bother to collect it for you. If you change your mind call again!

Thank you for your time and consideration.

You are very welcome. You may wish to have a look at a new site I am working on http://collec.repec.org Cheers, Thomas Krichel http://openlib.org/home/krichel http://authorclaim.org/profile/pkr1 skype: thomaskrichel