Kungl. Svenska vetenskapsakademiens handlingar - Google Böcker
[https://books.google.se/books?id=K744AAAAMAAJ&pg=RA7-PA16&lpg=RA7-PA16&dq=%22astronomia+atlantica%22&source=bl&ots=hJmHrFAhLu&sig=ACfU3U356qcpa0epq7h6zyv8Uaeu0bJFoQ&hl=sv&sa=X&ved=2ahUKEwi4kseW1dftAhXIHXcKHfRsA00Q6AEwAXoECAIQAg#v=onepage&q=%22astronomia%2] - - public:GustavHolmberg