TY - GEN ID - BVMC:697913 AU - Maupertuis TI - The figure of the earth, determined from observations made by order of the French King, at the polar circle UR - https://www.cervantesvirtual.com/obra/the-figure-of-the-earth-determined-from-observations-made-by-order-of-the-french-king-at-the-polar-circle ER -