Probing the deuteron structure at small N-N distances by cumulative pion production A. Yu Illarionov, A. G. Litvinenko and G. I. Lykasov Eur. Phys. J. A, 18 2-3 (2003) 313-315 Published online: 22 October 2003 DOI: 10.1140/epja/i2002-10224-4