MLA:
Denker, Merlin. "Circumventing Censorship on the internet" (2017). https://merlindenker.de/files/Circumventing_Censorship_on_the_internet.pdf

APA:
Denker, M. (2017). Circumventing Censorship on the internet. https://merlindenker.de/files/Circumventing_Censorship_on_the_internet.pdf

ISO 690:
DENKER, Merlin. Circumventing Censorship on the internet. 2017. https://merlindenker.de/files/Circumventing_Censorship_on_the_internet.pdf

Bibtex:
@unpublished{denker2017Circumventing, author={Denker, Merlin}, title={Circumventing Censorship on the internet}, note={published at \url{https://merlindenker.de/files/Circumventing_Censorship_on_the_internet.pdf}}, year={2017} }