Bản mẫu:Chú thích DOI/10.1098.2Frsbm.1955.0005
Whittaker, E. (1955). “Albert Einstein. 1879-1955”. Biographical Memoirs of Fellows of the Royal Society. 1: 37–67. doi:10.1098/rsbm.1955.0005. JSTOR 769242.
Whittaker, E. (1955). “Albert Einstein. 1879-1955”. Biographical Memoirs of Fellows of the Royal Society. 1: 37–67. doi:10.1098/rsbm.1955.0005. JSTOR 769242.