Gaya APA

Li, H. et al (2008). Synthesis and characterization of carbon fibrils formed by stacking graphite sheets of nanometer thickness . London: Elsevier Ltd..

Gaya MLA

Li, Haibo. et al. "Synthesis and characterization of carbon fibrils formed by stacking graphite sheets of nanometer thickness". London: Elsevier Ltd., 2008. e-journal.