1. Larch Shared Language. An assertion language. (See Larch).

2. Link and Selector Language. Graphic query language. "LSL: A Link and Selector Language", D.C. Tsichritzis, Proc Intl Conf Management of Data, ACM 1976, pp.123-134.

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LSA « LSB « LSE « LSL » LSML » L-Soft » LSP