covering.*
      L. Csirmaz:
         Secret sharing schemes on graphs 

corefree.*  
      Laszlo Babai, Albert J. Goodman, Laszlo Pyber:
         On Goups Without Large Corefree Subgroups
draf.*
      Alexander Lubotzky, Laszlo Pyber, Aner Shalev:
         Discrete groups of slow subgroup growth
field.*
      L. Csirmaz:
         Program correctness on finite fields
psh1.*
      L. Pyber, A. Shalev:
         Groups with super-exponential subgroup growth
jj.*
      Gabor Tardos:
         Transversals of 2-intervals, a topological approach

secret.*
      L. Csirmaz:
         Dealer's random bits in perfect secret sharing schemes

split.*
      G. Simonyi:
         Entropy splitting hypergraphs