@article {7079,
	title = {The invisible hand of informal (educational) communication!? Social capital considerations on Twitter conversations among teachers},
	journal = {UNU-MERIT Working Paper},
	volume = {2016},
	year = {2016},
	keywords = {Informal Learning, social capital, Social Media, Social Network Analysis, Teacher Education},
	url = {http://www.merit.unu.edu/publications/wppdf/2016/wp2016-052.pdf},
	author = {Martin Rehm and Ad Notten}
}
