topology - Math bibliographies - in Harvard style

In-text: (Topology - Wikipedia, 2022)

Your Bibliography: En.wikipedia.org. 2022. Topology - Wikipedia. [online] Available at: <https://en.wikipedia.org/wiki/Topology> [Accessed 29 April 2022].

In-text: (2022)

Your Bibliography: Graphics.stanford.edu. 2022. [online] Available at: <https://graphics.stanford.edu/courses/cs468-02-fall/notes/05.pdf> [Accessed 30 April 2022].

In-text: (Malek, 2022)

Your Bibliography: Malek, E., 2022. [online] Emanuelmalek.com. Available at: <http://www.emanuelmalek.com/Teaching/Modave/Chapter1.pdf> [Accessed 29 April 2022].

In-text: (Sebastian, 2022)

Your Bibliography: Sebastian, R., 2022. [online] Math.iitb.ac.in. Available at: <http://www.math.iitb.ac.in/~ronnie/Fall2019/Lecture-Notes.pdf> [Accessed 29 April 2022].