%0 Journal Article
%T Agonistic versus amicable targets of attack and defense: consequences for the origin, function, and descriptive classification of play-fighting
%J Aggressive behavior
%D 1988
%A Pellis, SM
%V 14
%N 2
%P 85-104
%X <p>[Abstract unavailable]</p>
%G en
%I John Wiley and Sons
%@ 0096-140X
%U http://dx.doi.org/