Bulletin of the London Mathematical Society《伦敦数学学会通报》(双月刊). The Bulletin of the London Mathematical Society has been publishing leading research in a broad range of mathematical subject areas since 1969. Research articles accepted by the Bulletin are of high quality and well written, with a maximum length of 20 pages. The Bulletin also publishes authoritative survey articles (of any length) and obituaries of distinguished mathematicians.