G. Palmieri

A proposal for a high-speed PAPA

G. Palmieri, 1962 .

Self-learning in PAPA

G. Palmieri, A. Gamba, R. Sanna, 1961 .

A new PAPA machine

G. Palmieri, R. Sanna, 1962 .

Preliminary experimental results with PAPA no. 2

G. Palmieri, A. Gamba, R. Sanna, 1962 .