Prototyping Structural Descriptions: An Inductive Learning Approach. - Luigi P. Cordella; Pasquale Foggia; Roberto Genna; Mario Vento (SSPR/SPR, 1998)

Prototype Learning with Attributed Relational Graphs. - Pasquale Foggia; Roberto Genna; Mario Vento (SSPR/SPR, 2000)

Symbolic vs. Connectionist Learning: An Experimental Comparison in a Structured Domain. - Pasquale Foggia; Roberto Genna; Mario Vento (IEEE Trans. Knowl. Data Eng., 2001)