\input zb-basic \input zb-ioport \iteman{io-port 05923875} \itemau{Lehre, Per Kristian; Witt, Carsten} \itemti{Finite first hitting time versus stochastic convergence in particle swarm optimisation.} \itemso{Comput. Res. Repos. 2011, Article No. 1105.5540 (2011).} \itemcc{} \itemut{} \itemli{http://arxiv.org/abs/1105.5540} \end