@inbook{10.2307/j.ctt130hk7z.1,
 URL = {http://www.jstor.org/stable/j.ctt130hk7z.1},
 bookauthor = {ALEXANDER NAGEL and ΕLIAS M. STEIN},
 booktitle = {Lectures on Pseudo-Differential Operators: Regularity Theorems and Applications to Non-Elliptic Problems. (MN-24)},
 pages = {[i]--[ii]},
 publisher = {Princeton University Press},
 title = {Front Matter},
 year = {1979}
}