id	domain	url
atpp-1006	arxiv.org	http://arxiv.org/find/physics/1/au:+amelino_camelia_g/0/1/0/all/0/1
atpp-1006	www.youtube.com	https://www.youtube.com/watch?v=s5icemtc6kg
atpp-1006	www.youtube.com	https://www.youtube.com/watch?v=s5icemtc6kg
atpp-1006	www.pbs.org	http://www.pbs.org/show/art-21
atpp-1006	www.pbs.org	http://www.pbs.org/show/art-21
atpp-1006	doi.org	http://doi.org/10.1007/s10211-012-0137-x