It has been introduced by S. Freud in the 1890's, who was rather interested in the revelation of unconscious sexual perversions, and has been improved since then quite a lot. |
It has been introduced by Sigmund Freud in the 1890's, who was rather interested in the revelation of unconscious sexual perversions, and has been improved since then quite a lot. |
It has been introduced by Sigmund Freud in the 1890's, who was rather interested in the revelation of unconscious sexual perversions, and has been improved since then quite a lot.