Mother of god! I had no idea this could be so hard ((

[AndrewRuind]

I've seen something very similar in some other thread. You might find some parts of that article helpful, not everything obviously, but I believe it is worth looking into.
http://qttech.com.vn/en/website-that-wi ... you-essay/
http://rescap.it/what-is-a-regular-func ... tment-sop/
http://ppiw.itb.ac.id/2017/11/15/illust ... sal-paper/