20210207014500.0 Transactions on large-scale data- and knowledge-centered systems. 1869-1994 2510-4942 Transactions on large-scale data- and knowledge-centered systems (Online) Transactions on large-scale data- and knowledge-centered systems (Online) 2510-4942 http://link.springer.com/search?query=Transactions+on+large-scale+data-+and+knowledge-centered+systems Germany 2510-4942 2510-4942 Transactions on large-scale data- and knowledge-centered systems.