There has been data ("Adaptive Backstepping Control of Uncertain Systems with Actuator Failures, Subsystem Interactions, and Nonsmooth Nonlinearities - ISBN-13 978-1-4987-7644-8") available for this ISBN from the data sources that books-by-isbn.com uses, but not on the latest request on Tue Sep 17 15:50:37 2019, so the data displayed here has been removed .