@article{Sergeev2021, author = {Sergeev, V. A. and Apatenkov, S. V. and Nakamura, R. and Plaschke, F. and Baumjohann, W. and Panov, E. V. and Kubyshkin, I. V. and Khotyaintsev, Y. and Burch, J. L. and Giles, B. L. and Russell, C. T. and Torbert, R. B.}, year = {2021}, pages = {e2020JA028694}, title = {MMS observations of reconnection separatrix region in the magnetotail at different distances from the active neutral X-line}, volume = {126}, journal = {J. Geophys. Res.} }