Robuta

https://digital.library.unt.edu/ark:/67531/metadc781353/ 24-Channel Geophone Array for Horizontal or Vertical Boreholes Quarterly Technical Report:... This report describes the technical progress on a project to design and construct a multichannel geophone array that improves tomographic imaging capabilities... geophone array https://digital.library.unt.edu/ark:/67531/metadc737643/ 24-Channel Geophone Array for Horizontal or Vertical Boreholes Quarterly Report: April-June 2001 -... This report describes the technical progress on a project to design and construct a multi-channel geophone array that improves tomographic imaging capabilities... https://digital.library.unt.edu/ark:/67531/metadc734829/ 24-Channel Geophone Array for Horizontal or Vertical Boreholes Quarterly Report: December 2000 -... This report describes the technical progress on a project to design and construct a multi-channel geophone array that improves tomographic imaging capabilities...