- Oxford Bibliographies: Clement of Alexandria
- Oxford Academic: The Journal of Thelogical Studies: Reviews: Clement of Alexandria & His use of Philo in Stromateis
- Christianity Today: Christian History: Clement of Alexandria
- Encyclopedia Britannica: Saint Clement of Alexandria
- Apologetics 315: Clement of Alexandria
- Anglican Source: Clement of Alexandria, Teacher and Apologist
- All About Religion: Clement of Alexandria
- Norwegian Journal of Greek and Latin Studies: Volume 15, 1936: Clement of Alexandria on the Origin of Greek Philosophy