1. Time-dose relationships for locomotor effects of morphine after acute or repeated treatment;Babbini;British Journal Pharmacology,1972
2. Memory facilitations with posttrial injection of oxotremorine and physostigmine in mice;Baratti;Psychopharmacology,1979
3. Enkephalin and morphine-induced facilitation of long term memory;Belluzzi;Neuroscience Abstracts,1977
4. Facilitation of long-term memory by brain endorphins;Belluzzi,1981
5. Effects of morphine and heroin on discrimination learning and consolidation in mice;Castellano;Psychopharmacologia,1975