Engaging Stakeholders through Twitter: How Nonprofit Organizations are Getting More Out of 140 Characters or Less - Kristen Lovejoy; Richard Waters; Gregory D. Saxton (CoRR, 2011)

Information, Community, and Action: How Nonprofit Organizations Use Social Media. - Kristen Lovejoy; Gregory D. Saxton (J. Comput. Mediat. Commun., 2012)