• Members of the Royal Netherlands Academy of Arts and Sciences (P)
    (Digitaal Wetenschapshistorisch Centrum). Retrieved 3 May 2020. "Meinardus Siderius Pols", KNAW Historisch Ledenbestand (Digitaal Wetenschapshistorisch...
    34 KB (1,891 words) - 10:08, 29 December 2023