Th. Rauscher, Internationales Privatrecht, 2017, S. 599, Kap. III ([Internet, 2017-09-12](https://books.google.ch/books?id=920sDwAAQBAJ&pg=PA645&lpg=PA645&dq=%22beweismittelbeschaffung%22&source=bl&ots=T9OlVRPl9T&sig=0JEY1CWmp0e33mK6bx8LmuLP_xI&hl=de&sa=X&ved=0ahUKEwjl8eKyzZ_WAhWD7BQKHaKjCPkQ6AEIRzAG#v=onepage&q=%22beweismittelbeschaffung%22&f=false))