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Thank you for taking the time. The world needs more people like you.
Actually, I already have those papers.
Those papers have the paper that I'am looking for, in the references.
I need to find out how the authors got this ecuation. (PIC) And I thought that maybe the answer was in the only paper I can't find.
I will look for it in the North american rockwell.
Ohh, and any format is good.
Thank you again, bro.