Inception of Regular Valley Spacing in Fluvial Landscapes: A Linear Stability Analysis Shashank Kumar Anand, Sara Bonetti, Carlo Vincenzo Camporeale, Amilcare Porporato (2022) Inception of Regular Valley Spacing in Fluvial Landscapes: A Linear Stability Analysis, In: JOURNAL OF GEOPHYSICAL RESEARCH. EARTH SURFACE, ISSN: 2169-9003