@conference{766851, author = {Harry Schafft and J. Lechner and B. Sabi and R Smith}, title = {How Good Are Your Estimates of t50 and Δ}, year = {1988}, month = {1988-12-31 00:12:00}, publisher = {Proc., 1987 Wafer Reliability Workshop, Lake Tahoe, CA, USA}, language = {en}, }