The article touches only on Hohmann transfer orbits apparently. I was hoping it would also cover space rendezvous techniques (v-bar, r-bar, z-bar) [0] and ion thruster brachistochrones [1].

[0] https://en.m.wikipedia.org/wiki/Space_rendezvous

[1] https://space.stackexchange.com/questions/20862/are-ion-thru...