| Cithara | CITHARA-ESSAYS IN THE JUDEO-CHRISTIAN TRADITION | 0009-7527 |
| Cities | CITIES | 0264-2751 |
| Citizenship Studies | CITIZENSHIP STUD | 1362-1025 |
| Citizenship Teaching and Learning | CITIZENSHIP TEACHING AND LEARNING | 1751-1917 |
| Citizenship, Social and Economics Education | CITIZENSHIP, SOCIAL AND ECONOMICS EDUCATION | 2047-1734 |
| Citta e Storia | CITTA E STORIA | 1828-6364 |
| City | CITY | 1470-3629 |
| City & Community | CITY COMMUNITY | 1535-6841 |
| City & Society | CITY & SOCIETY | 0893-0465 |
| City, Culture and Society | CITY, CULTURE AND SOCIETY | 1877-9166 |
| City, Territory and Architecture | CITY, TERRITORY AND ARCHITECTURE | 2195-2701 |
| Cityscape | CITYSCAPE | 1936-007X |
| Ciudad Paz-Ando | CIUDAD PAZ-ANDO | 2011-5253 |
| Ciudad y Territorio-Estudios Territoriales-CyTET | CIUDAD Y TERRITORIO-ESTUDIOS TERRITORIALES-CYTET | 1133-4762 |
| Ciudades | CIUDADES | 2445-3943 |
| Ciudades-Revista del Instituto Universitario de Urbanistica de la Universidad de Valladolid | CIUDADES-REVISTA DEL INSTITUTO UNIVERSITARIO DE URBANISTICA DE LA UNIVERSIDAD DE VALLADOLID | 1133-6579 |
| Civil and Environmental Engineering | CIVIL AND ENVIRONMENTAL ENGINEERING | 1336-5835 |
| Civil and Environmental Engineering Reports | | 2080-5187 |
| Civil and Environmental Engineering Reports / Prace Z InŻynierii LĄdowej Środowiska | | |
| Civil Engineering | CIVIL ENG | 0885-7024 |
| Civil Engineering and Architecture | CIVIL ENGINEERING AND ARCHITECTURE | 2332-1091 |
| Civil Engineering and Environmental Systems | CIV ENG ENVIRON SYST | 1028-6608 |
| Civil Engineering Infrastructures Journal-CEIJ | CIVIL ENGINEERING INFRASTRUCTURES JOURNAL-CEIJ | 2322-2093 |
| Civil Engineering Journal-Stavebni Obzor | CIVIL ENGINEERING JOURNAL-STAVEBNI OBZOR | 1210-4027 |
| Civil Engineering Journal-Tehran | CIVIL ENGINEERING JOURNAL-TEHRAN | 2476-3055 |
| Civil Justice Quarterly | CIVIL JUSTICE QUARTERLY | 0261-9261 |
| Civil Szemle | CIV SZLE | 1786-3341 |
| Civil War History | CIVIL WAR HISTORY | 0009-8078 |
| Civil Wars | CIVIL WARS | 1369-8249 |
| Civil-Comp Proceedings | CIVIL-COMP PROCEEDINGS | 1759-3433 |
| Civilisations | | 0009-8140 |
| Civilistica.com | CIVILISTICA.COM | 2316-8374 |
| CIVIS-Montenegrin Journal of Political Science | CIVIS-MONTENEGRIN JOURNAL OF POLITICAL SCIENCE | 1800-9328 |
| Civitas | CIVITAS | 1519-6089 |
| Civitas et Lex | CIVITAS ET LEX | 2392-0300 |
| Civitas. Studia z filozofii polityki | | 1428-2631 |
| CJC Open | CJC OPEN | 2589-790X |
| CKJ: Clinical Kidney Journal | CKJ: CLINICAL KIDNEY JOURNAL | 2048-8505 |
| CLA Journal | | 0007-8549 |
| Cladistics | CLADISTICS | 0748-3007 |
| Clairlieu | | 0774-7241 |
| Clareira-Revista de Filosofia da Regiao Amazonica | CLAREIRA-REVISTA DE FILOSOFIA DA REGIAO AMAZONICA | 2359-1951 |
| Claridades-Revista de Filosofia | CLARIDADES-REVISTA DE FILOSOFIA | 1889-6855 |
| Classica - Revista Brasileira de Estudos Clássicos | CLASSICA - REVISTA BRASILEIRA DE ESTUDOS CLÁSSICOS | 0103-4316 |
| Classica Cracoviensia | | 1505-8913 |
| Classica et Christiana | CLASSICA ET CHRISTIANA | 1842-3043 |
| Classica et Mediaevalia | | 0106-5815 |
| Classica Wratislaviensia. Acta Universitatis Wratislaviensis | | 0578-4387 |
| Classical and Quantum Gravity | CLASSICAL QUANT GRAV | 0264-9381 |
| Classical Antiquity | | 0278-6656 |
