Ramsey degrees of finite ultrametric spaces, ultrametric Urysohn spaces and dynamics of their isometry groups.

Lionel Nguyen Van Thé Ramsey degrees of finite ultrametric spaces, ultrametric Urysohn spaces and dynamics of their isometry groups. 934-945 2009 30 Eur. J. Comb. 4 http://dx.doi.org/10.1016/j.ejc.2008.07.007 db/journals/ejc/ejc30.html#The09