Swanson, Ellen. Mathematics into type; copyediting and proofreading of mathematics for editorial assistants and authors. - Providence, American Mathematical Society [c1971] Bibliography: p. 79-82. ISBN: 0821800531 LCCN: 72170708 Subjects--Topical Terms: Technical editing.Mathematical symbols (Typefaces) LC Class. No.: T11 / .S77 Dewey Class. No.: 808/.066/51021