Λc(2940)+: a possible molecular state? Xiao-Gang He, Xue-Qian Li, Xiang Liu and Xiao-Qiang Zeng Eur. Phys. J. C, 51 4 (2007) 883-889 Published online: 01 August 2007 DOI: 10.1140/epjc/s10052-007-0347-y