@conference {21703,
	title = {Unravelling the complex behavior of Mrk421 with simultaneous X-ray and VHE observations during an extreme flaring activity in April 2013},
	volume = {36},
	year = {2019},
	month = {2019/07/1},
	pages = {624},
	url = {https://ui.adsabs.harvard.edu/abs/2019ICRC...36..624B},
	author = {Babic, A. and Hassan, T. and Paneque, D. and Balokovic, M. and Finke, J. and Petropoulou, M.}
}
