Johnson, Steig E.; Lei, Runhua; Martin, Sara K.; Irwin, Mitchell T.; Louis, Edward E. (2008). "Does Eulemur cinereiceps exist? Preliminary evidence from genetics and ground surveys in southeastern Madagascar". American Journal of Primatology. 70 (4): 372–385. doi:10.1002/ajp.20501. ISSN0275-2565. PMID18027864. S2CID42066627.
Johnson, Steig E.; Lei, Runhua; Martin, Sara K.; Irwin, Mitchell T.; Louis, Edward E. (2008). "Does Eulemur cinereiceps exist? Preliminary evidence from genetics and ground surveys in southeastern Madagascar". American Journal of Primatology. 70 (4): 372–385. doi:10.1002/ajp.20501. ISSN0275-2565. PMID18027864. S2CID42066627.
Johnson, Steig E.; Lei, Runhua; Martin, Sara K.; Irwin, Mitchell T.; Louis, Edward E. (2008). "Does Eulemur cinereiceps exist? Preliminary evidence from genetics and ground surveys in southeastern Madagascar". American Journal of Primatology. 70 (4): 372–385. doi:10.1002/ajp.20501. ISSN0275-2565. PMID18027864. S2CID42066627.
Johnson, Steig E.; Lei, Runhua; Martin, Sara K.; Irwin, Mitchell T.; Louis, Edward E. (2008). "Does Eulemur cinereiceps exist? Preliminary evidence from genetics and ground surveys in southeastern Madagascar". American Journal of Primatology. 70 (4): 372–385. doi:10.1002/ajp.20501. ISSN0275-2565. PMID18027864. S2CID42066627.