Schildgen, Taylor F. Canyon incision and knickpoint propagation recorded by apatite 4He/3He thermochronometry - Amsterdam Elsevier mayo 2010 - pp. 377-387 ilus. Subjects--Topical Terms: APATITACAŅONESLEVANTAMIENTOTERMOCRONOLOGIATOPOGRAFIA Subjects--Geographic Terms: AREQUIPACOTAHUASIOCOŅAPERU