GASARCH, W. I., HEMACHANDRA, L. A., & HOENE, A. (1993). On checking versus evaluation of multiple queries. Information and Computation (Print), 105(1), 72-93.

GASARCH, W. I, HEMACHANDRA, L. A und HOENE, A, 1993. On checking versus evaluation of multiple queries. Information and computation (Print). 1 Januar 1993. Vol. 105, no. 1, p. 72-93.

GASARCH, W. I., L. A. HEMACHANDRA, und A. HOENE. „On Checking Versus Evaluation of Multiple Queries“. Information and Computation (Print), Bd. 105, Nr. 1, Januar 1993, S. 72-93.

GASARCH, W. I/HEMACHANDRA, L. A/HOENE, A: On checking versus evaluation of multiple queries, Information and computation (Print) 1993, 72-93.

GASARCH, W.I., HEMACHANDRA, L.A. und HOENE, A. (1993), „On checking versus evaluation of multiple queries“, Information and Computation (Print), Vol. 105 No. 1, S. 72-93.