1964 оны Арван хоёрдугаар сар-д хэн таалал төгссөн бэ?

Austrian composer, author, and socialite who became a fixture of Vienna's fin de siècle cultural scene, known for her classical Lieder and biographical works

British-born geneticist and evolutionary biologist who became an Indian citizen, a founder of neo-Darwinism, and a pioneer in applying statistics to biology