If you are looking at customer experience models, the theory of Flow is a emerging and interesting model

I have done some research on online customer experience using both consumer and technological constructs based on a prior qualitative research 

Dear Marcos,

Kindly find the attached file regarding one of my researches in Social Media (The Effect of Advertising Awareness on Brand Equity in Social Media)

It may help you,

Regards,

Dr. Alhaddad

Article The Effect of Advertising Awareness on Brand Equity in Social Media

Thanks a million Abdullah!

Dear Marcos:

You may find these recent papers very relevant to your research.

Thanks Prof. Taufique and Tsiotsou