Some researchers and some studies are more authoritative than others, and citation count (how many times a particular paper is cited by other papers) is a widely used method of measuring that authority.
Ụfọdụ ndị na-eme nchọpụta na ụfọdụ ọmụmụ nwere ikike karịa ndị ọzọ, na ọnụ ọgụgụ a na-agụpụta (ugboro ole otu akwụkwọ na-ede akwụkwọ ndị ọzọ na-ezo aka) bụ ụzọ a na-ejikarị eji ikike ahụ eme ihe.