A new Perspective on Dichotomies in Socionics - Pyramid Diagrams, Draft
MBTI agrees INFJ is ENTP's ideal match. However, the best intertype relation is duality and in that sense, socionics pairs ENTP with ISFP. Why is INFJ not a duality relation? - Quora
Interpersonal Compatibility Test - Meetch
Tools
Cognitive Typology - Page 3
The Non-Ex-Socionist: Socionics Inaccuracy in Relationship Compatibility