Volume 16, Issue 4 Jin-Mun Jeong Sang-Jin Son Regularity for solutions of nonlinear retarded functional differential equations 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 Jin-Mun Jeong Sang-Jin Son Find more articles with the same keywords nonlinear differential equation monotone operator existence regularity Find more articles with the same subject classes 35F25 35K55