Aichner, T.; Jacob, F. (March 2015). "Measuring the Degree of Corporate Social Media Use". International Journal of Market Research. 57 (2): 257–275. doi:10.2501/IJMR-2015-018. S2CID166531788.
Steve Thompson (September 20, 2014). "Flickr, a Yahoo company". Flickr - Photo Sharing!. Archived from the original on 7 May 2006. Retrieved April 9, 2016.
Aichner, T.; Jacob, F. (March 2015). "Measuring the Degree of Corporate Social Media Use". International Journal of Market Research. 57 (2): 257–275. doi:10.2501/IJMR-2015-018. S2CID166531788.
Steve Thompson (September 20, 2014). "Flickr, a Yahoo company". Flickr - Photo Sharing!. Archived from the original on 7 May 2006. Retrieved April 9, 2016.