Amanullah R., Johansson J., Goobar A., Ferretti R., Papadogiannakis S., Petrushevska T., Brown P.J, Cao Y., Contreras C., Dahle H. et al..  2015.  Diversity in extinction laws of Type Ia supernovae measured between 0.2 and 2 $?$m}. MNRAS. 453:3300-3328.

Sanchez-Bermudez J., Schödel R., Alberdi A., Muzi? K., Hummel C.A, Pott J.-U..  2014.  Properties of bow-shock sources at the Galactic center. Astronomy and Astrophysics. 567:A21.