@inproceedings{ De_DE_Gasparovic,

author = { Joao De Abreu-e Silva and JUAN DE OÑA LÓPEZ and Slaven Gasparovic } ,

title = { Measuring the influence of social media and instant messaging usage on weekday and weekend face-to-face social activities },

booktitle = { 14th NECTAR International Conference: Transport in a networked society },

year = { 2017 },

pages = { None - None },

location = { Madrid, Spain },

}