Combinatorial Inequalities and Subspaces of L1
  Let M and N be Orlicz functions. We establish some combinatorial inequalities and show that the product spaces l^n_M(l^n_N) are uniformly isomorphic to subspaces of L_1 if M and N are "separated" by a function t^r, 1<r<2. 
Joscha Prochno and Carsten Schuett
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