@article {planck2015II,
	title = {Planck 2015 results. II. Low Frequency Instrument data processings},
	journal = {\aap},
	volume = {594},
	year = {2016},
	month = {oct},
	pages = {A2},
	author = {\sorthelpPlanck Collaboration 201602Planck Collaboration and et al.}
}