Graham, L.
Galama, W.; Graham, L.H.; Savage, A. 2004. Comparison of fecal storage methods for steroid analysis in black rhinoceroses (Diceros bicornis). Zoo Biology 23 (4): 291-300, figs. 1-4.
Graham, L.H.; Schwarzenberger, F.; Moestl, E.; Galama, W.; Savage, A. 2001. A versatile enzyme immunoassay for the determination of progestogens in feces and serum. Zoo Biology 20 (3): 227-236, figs. 1-3, table 1.
MacIninch, M.; Bellem, A.C.; Macdonald, S.E.; Goodrowe, K.L.; Graham, L.H.; Brown, J.L.; Roth, T.L. 1999. Monitoring fecal progestogen metabolites in the Sumatran rhinoceros (Dicerorhinus sumatrensis) by enzyme immunoassay.






