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Thank you Stefan, very much!

I'll explore those options and will post again if I make progress.

What I am trying to say is that I would like to know how to change a class file to get the formatting that I wanted, regardless if I have to use this standard or not.
I just dont know how to change a class file and I was hoping someone could teach me/ help me or point to some good references or ...

Hi Thorsten,

Yes, I think I am. I am sure I can make some modifications to the headings. I believe the main standards that I should keep unchanged are things like font size, spacing, margins, etc.

Any hints, please?

Thanks!

-PS

I need help editing a class file. I have no idea where I have to change the code to get what I want as I am not familiar with the class files syntax. The class file is attached.

I would like to understand how to change the chapter format. The chapter, right now, as you will see, gives me something ...