R. Smaniotto

'You scratch my back and I scratch yours' versus 'love thy neighbour': two proximate mechanisms of reciprocal altruism

R. Smaniotto, Rita Caterina Smaniotto, 2004 .

RECIPROCAL ALTRUISM UNDER CONDITIONS OF PARTNER SELECTION

R. Smaniotto, H. de Vos, Donald Elsas, 2001 .