Volume-limited radio survey of ultracool dwarfsA. Antonova, G. Hallinan, J. G. Doyle, S. Yu, A. Kuznetsov, Y. Metodieva, A. Golden and K. L. CruzA&A, 549 (2013) A131DOI: https://doi.org/10.1051/0004-6361/201118583