S.  Kim, Soltis, D. E., Soltis, P. S., and Suh, Y., ?DNA sequences from Miocene fossils: an ndhF sequence of Magnolia latahensis (Magnoliaceae) and an rbcL sequence of Persea pseudocarolinensis (Lauraceae)?, American Journal of Botany, vol. 91, pp. 615-620, 2004.