Hooper, J.F., James, N.C., Bozkurt, E.,; Aviyente, V., White, J.M., Holland, M.C., Gilmour, R., Holmes, A.B., Houk, K.N., "Medium-Ring Effects on the Endo/Exo Selectivity of the Organocatalytic Intramolecular Diels-Alder Reaction", Journal of Organic Chemistry, 80, 24, 12058-12075, 2015.