Saiz, Gustavo, Bird, Michael I., Domingues, Tomas, Schrodt, Franziska, Schwarz, Michael, Feldpausch, Ted R., Veenendaal, Elmar, Djagbletey, Gloria, Hien, Fidele, Compaore, Halidou, Diallo, Adama, Lloyd, Jon, "Variation in soil carbon stocks and their determinants across a precipitation gradient in West Africa", Global Change Biology, 2012