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\bibitem{Khotkevych_etal2008} {\textquotedblleft}\textit{A scanning Hall probe microscope for high resolution magnetic imaging down to 300 mK}{\textquotedblright}. Khotkevych VV, Milo{\v s}evi{\'c} MV, Bending SJ, The review of scientific instruments \textbf{79}, 123708 (2008).   http://doi.org/10.1063/1.3046285

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