(related to Publification). But Self-publification relates to the act of promotion of yourself to the public. Can be in person or in the form of published in magazines or newspapers.
The in mordern world of 'Celebrity' the term self-publification can be used extensively to describe people like Britney Spears, Paris Hilton, Lindsay Lohan, who are regularly in the press and often at their own instigation not by others in order to create more interest in themselves.
Also the act of putting yourself in the press to increase your celebrity status.