Citation: D. Spreen, On functions preserving levels of approximation: a refined model construction for various lambda calculi (vol 212, pg 261, 1999), THEOR COMP, 266(1-2), 2001, pp. 997-998
Citation: D. Spreen, On functions preserving levels of approximation: A refined model construction for various lambda calculi, THEOR COMP, 212(1-2), 1999, pp. 261-303