1. Subtypes of external adenosine receptors;Londos,1980
2. Adenosine regulates via two different types of receptors, the accumulation of cyclic AMP in cultured brain cells;Van Calker;J Neurochem,1979
3. Analogues of adenosine, theophylline and caffeine: selective interactions with A1 and A2 adenosine receptors;Daly,1987
4. How does adenosine inhibit transmitter release?;Fredholm;Trends Pharmacol Sci,1988
5. Function and structure of presynaptic adenosine receptors in peripheral adrenergic and cholinergic neurons;Paton,1989