https://www.chcuk.co.uk/wp-content/uploads/2018/12/2011-03-08_The-Mengele-Twins-and-Human-Experimentation.pdf
https://digitalcommons.calpoly.edu/cgi/viewcontent.cgi?article=1066&context=histsp
https://www.jewishvirtuallibrary.org/medical-experimentation-mengele
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6259863/
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4822534/
https://books.google.co.id/books?id=o3CgDgAAQBAJ&pg=PT120&lpg=PT120&dq=Above+him+was+a+mechanized+hammer+that+every+few+seconds+came+down+upon+his+head.%22&source=bl&ots=FVno28CtGo&sig=ACfU3U3EaNz9nOjeTpuc-h8o8t0yrOie5Q&hl=en&sa=X&ved=2ahUKEwj-uo-v46LwAhXrILcAHTwQCvYQ6AEwBnoECAYQAw#v=onepage&q=Above%20him%20was%20a%20mechanized%20hammer%20that%20every%20few%20seconds%20came%20down%20upon%20his%20head.%22&f=false
https://books.google.co.id/books?id=sanWo8gJ-tkC&pg=PA96&lpg=PA96&dq=Polygal+rascher&source=bl&ots=1YdnF9ISdC&sig=ACfU3U1GeYXXQVwsoz0K4rzEIO808fj_FA&hl=en&sa=X&ved=2ahUKEwiepc-F4KLwAhVCILcAHWXpDMEQ6AEwC3oECAEQAw#v=onepage&q=Polygal%20rascher&f=false
https://www.nejm.org/doi/pdf/10.1056/NEJM199005173222006
https://www.jewishvirtuallibrary.org/dachau-high-altitude-medical-experiments
https://en.wikipedia.org/wiki/Hans_Eppinger
https://en.wikipedia.org/wiki/Nazi_human_experimentation
https://en.wikipedia.org/wiki/Mikl%C3%B3s_Nyiszli
https://www.ushmm.org/information/exhibitions/online-exhibitions/special-focus/doctors-trial/testimony-vladislava-karolewska