| Abhandlungen der Senckenberg Gesellschaft fur Naturforschung | | 1868-0356 | | | | | |
| Abhandlungen der Senckenbergischen Naturforschenden Gesellschaft | | 0365-7000 | | | | | |
| ACSM Bulletin | | 0747-9417 | | | | | |
| Acta Biologica Benrodis | | 0177-9214 | | | | | |
| Acta Biologica Hungarica | Acta Biol. Hung. | 0236-5383 | | | | | |
| Acta Biotheoretica | Acta Biotheor. | 0001-5342 | 1.22 | Q4 | 4区 | | |
| Acta Botanica Malacitana | | 0210-9506 | | | | | |
| Acta Cientifica Venezolana | Acta Cient. Venez. | 0001-5504 | | | | | |
| Acta Crystallographica | Acta Crystallogr. | 0365-110X | | | | | |
| Acta Entomologica Sinica | | 0454-6296 | | | | | |
| Acta Geodaetica, Geophysica et Montanistica | | 0374-1842 | | | | | |
| Acta Geodaetica, Geophysica et Montanistica Hungarica | | 0236-5758 | | | | | |
| Acta Geographica Lovaniensia | | 0065-1257 | | | | | |
| Acta Hydrochimica et Hydrobiologica | Acta hydrochim. hydrobiol. | 0323-4320 | | | | | |
| Acta Oecologica, Oecologia Plantarum | | 0243-7651 | | | | | |
| Acta Oecologica/Oecologia Applicata | | 0243-7678 | | | | | |
| Acta Oecologica/Oecologia Generalis | | 0243-766X | | | | | |
| Acta Scientiarum Naturalium - Academiae Scientiarum Bohemoslovacae Brno | | 0032-8758 | | | | | |
| Acta Universitatis Wratislaviensis, Studia Geograficzne | | 0137-107X | | | | | |
| Acta Zoologica Fennica | Acta Zool. Fenn. | 0001-7299 | | | | | |