Associative learning phenomena in the snail (Helix aspersa): conditioned inhibition
Learning & Behavior (2012) - Comment
pubmed: 21877176  doi: 10.3758/s13420-011-0042-6  issn: 1543-4508  issn: 1543-4494 

Félix Acebes, Patricia Solar, Joaquín Moris, Ignacio Loy