Lee, Derek Edward; Bond, Monica Louise; Bolger, Douglas Thomas (1. januar 2017). »Season of birth affects juvenile survival of giraffe«. Population Ecology (v angleščini). 59 (1): 45–54. doi:10.1007/s10144-017-0571-8. ISSN1438-3896. S2CID7611046.
Lee, Derek E.; Bolger, Douglas T. (5. maj 2017). »Movements and source–sink dynamics of a Masai giraffe metapopulation«. Population Ecology (v angleščini). 59 (2): 157–168. doi:10.1007/s10144-017-0580-7. ISSN1438-3896. S2CID24276021.
Lee, Derek E. (10. avgust 2018). »Evaluating conservation effectiveness in a Tanzanian community wildlife management area«. The Journal of Wildlife Management (v angleščini). 82 (8): 1767–1774. doi:10.1002/jwmg.21549. ISSN0022-541X.
Lee, Derek Edward; Bond, Monica Louise; Bolger, Douglas Thomas (1. januar 2017). »Season of birth affects juvenile survival of giraffe«. Population Ecology (v angleščini). 59 (1): 45–54. doi:10.1007/s10144-017-0571-8. ISSN1438-3896. S2CID7611046.
Lee, Derek E.; Bolger, Douglas T. (5. maj 2017). »Movements and source–sink dynamics of a Masai giraffe metapopulation«. Population Ecology (v angleščini). 59 (2): 157–168. doi:10.1007/s10144-017-0580-7. ISSN1438-3896. S2CID24276021.
Lee, Derek Edward; Bond, Monica Louise; Bolger, Douglas Thomas (1. januar 2017). »Season of birth affects juvenile survival of giraffe«. Population Ecology (v angleščini). 59 (1): 45–54. doi:10.1007/s10144-017-0571-8. ISSN1438-3896. S2CID7611046.
Lee, Derek E.; Bolger, Douglas T. (5. maj 2017). »Movements and source–sink dynamics of a Masai giraffe metapopulation«. Population Ecology (v angleščini). 59 (2): 157–168. doi:10.1007/s10144-017-0580-7. ISSN1438-3896. S2CID24276021.
Lee, Derek E. (10. avgust 2018). »Evaluating conservation effectiveness in a Tanzanian community wildlife management area«. The Journal of Wildlife Management (v angleščini). 82 (8): 1767–1774. doi:10.1002/jwmg.21549. ISSN0022-541X.