Design and construction of tools with reflecting-disks fiducials for optical stereo trackers: An afforable technique for navigation tools development. - Jorge Israel Perez-Arreguin; Saúl Tovar-Arriaga; Jesús Carlos Pedraza-Ortega; José Emilio Vargas Soto; Jorge Álvares-Servín; S. Vega-Hernández (CCE, 2014)