This work was financed by the Spanish MINECO (Secretaria de Estado de Investigacion, Desarrollo e Innovacion) projects CGL2010-15416 and CGL2014-54180-P. L. Struth was supported by a FPI PhD grant (BES-2011-050262) from MECD (Spain). The stay at the University of Cincinnati for cosmogenic analysis was supported by MECD grant EEBB-I-14-08485. The authors acknowledge Mireia Domenech for her help in the field sampling. The authors thank Alan J. Hidy for his help and suggestions in the cosmogenic profile modeling. The authors are also grateful to Andres Mora and Andres Valencia for assistance and discussion during fieldwork.

中文翻译：

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哥伦比亚东科迪勒拉高原第四系排水管网重组

这项工作由西班牙 MINECO (Secretaria de Estado de Investigacion, Desarrollo e Innovacion) 项目 CGL2010-15416 和 CGL2014-54180-PL Struth 资助，并得到了 MECD（西班牙）的 FPI 博士资助（BES-2011-050262）的支持。MECD 资助 EEBB-I-14-08485 支持在辛辛那提大学进行宇宙发生分析。作者感谢 Mireia Domenech 在现场采样方面的帮助。作者感谢 Alan J. Hidy 在宇宙发生剖面建模方面的帮助和建议。作者还感谢 Andres Mora 和 Andres Valencia 在实地工作期间提供的帮助和讨论。