Volume 3, Issue 3 Ali Wehbe Wael Youssef Indirect locally internal observability and controllability of weakly coupled wave equations Downloads Abstract PDF Full article PDF DOI { copied = true; setTimeout(() => copied = false, 2000) })" :aria-label="copied ? 'DOI copied' : 'Copy DOI'" :title="copied ? 'Copied' : 'Copy DOI'" > Find all available articles from these authors Ali Wehbe Wael Youssef Find more articles with the same keywords wave equation coupled system indirect observability indirect exact controllability Find more articles with the same subject classes 35B37 35D05 73K50 93C20