Irène Guessarian Eugénie Foustoucos Theodore Andronikos Foto N. Afrati On temporal logic versus datalog. 103-133 2003 1 Theor. Comput. Sci. 303 http://dx.doi.org/10.1016/S0304-3975(02)00447-4 db/journals/tcs/tcs303.html#GuessarianFAA03