Volume 11, Issue 3 Feng Qi Xiao-Ai Li Shou-Xin Chen Refinements, extensions and generalizations of the second Kershaw's double inequality Downloads Abstract PDF Full article PDF DOI { copied = true; setTimeout(() => copied = false, 2000) })" :aria-label="copied ? 'DOI copied' : 'Copy DOI'" :title="copied ? 'Copied' : 'Copy DOI'" > Find all available articles from these authors Feng Qi Xiao-Ai Li Shou-Xin Chen Find more articles with the same keywords Kershaw's double inequality refinement extension generalization generalized logarithmic mean ratio of two gamma functions psi function polygamma function inequality monotonicity Find more articles with the same subject classes 26A48 26A51 26D20 33B10 33B15 65R10