Okpala, C., Meredith Kelly, Liesel Robbins, Alice Doughty, Maxwell Cunningham, Victoria Halvorson, Michael Kaplan, Adolfo Quesada-Román (2023). 10Be Surface Exposure Dating of Past Glacial Extents on Cerro Chirripó, Costa Rica. American Geophysical Union (AGU), San Francisco, USA, Dec 11-15, 2023.
Alexandra Farnell1, Meredith Kelly, Okpala, C., Liesel Robbins, Alice Doughty, Maxwell Cunningham, Adolfo Quesada-Román. The pattern of glacial recession in Valle de las Morrenas, Cerro Chirripó National Park, during Termination 1 using ¹⁰Be surface exposure dating. American Geophysical Union (AGU), San Francisco, USA, Dec 11-15, 2023.
Okpala, C., Meredith Kelly, Liesel Robbins, Alice Doughty, Maxwell Cunningham, Victoria Halvorson, Michael Kaplan, Adolfo Quesada-Román (2023). Timing of Glacial Extents on Cerro Chirripó during Termination I using 10Be and 3He Surface Exposure Dating. International Union of Quaternary Research (INQUA), Rome, Jul 14-20, 2023.
Liesel Robbins, Meredith Kelly, Okpala, C., Alice Doughty, Maxwell Cunningham, Victoria Halvorson, Adolfo Quesada-Román, 2023. Modeling of glaciers in Cerro Chirripó National Park, Costa Rica, during the last glacial-interglacial transition. International Union of Quaternary Research (INQUA), Rome, July 14 – 20, 2023.
Okpala, C., Osisanya, O. W., Ighrakpata, F. C., Saleh, A. S., & Ibitoye, T. A. Sequence Stratigraphy Interpretation of XY field, Onshore Niger Delta Basin. 6th Biannual International Conference, Delta State University. Jul. 23 - 27, 2021