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A note on critical points of integrals of soliton equations I. M. KricheverD. V. Zakharov OriginalPaper 21 December 2010 Pages: 15 - 35
The fiber product of Riemann surfaces: a Kleinian group point of view Rubén A. Hidalgo OriginalPaper 03 February 2011 Pages: 37 - 45
Recovering singular Sturm-Liouville differential pencils from spectral data Vjacheslav A. Yurko OriginalPaper 16 February 2011 Pages: 47 - 67
Geometry of spectral pairs Jana BohnstengelPalle Jorgensen OriginalPaper 01 April 2011 Pages: 69 - 99