I was referring to external credibility if you are looking for a scientific paper with the key ideas. Secondarily, an online, modular guide is not quite the frame of the book either (although it could possible be adapted towards such a thing in the future)
I was referring to external credibility if you are looking for a scientific paper with the key ideas. Secondarily, an online, modular guide is not quite the frame of the book either (although it could possible be adapted towards such a thing in the future)