author       = "Agostini, M. and Allardt, M. and Andreotti, E. and
                      Bakalyarov, A.M. and Balata, M. and Barabanov, I. and
                      Heider, M. Barabè and Barros, N. and Baudis, L. and Bauer,
                      C. and Becerici-Schmidt, N. and Bellotti, E. and Belogurov,
                      S. and Belyaev, S.T. and Benato, G. and Bettini, A. and
                      Bezrukov, L. and Bode, T. and Brudanin, V. and Brugnera, R.
                      and Budjáš, D. and Caldwell, A. and Cattadori, C. and
                      Chernogorov, A. and Cossavella, F. and Demidova, E.V. and
                      Domula, A. and Egorov, V. and Falkenstein, R. and Ferella,
                      A. and Freund, K. and Frodyma, N. and Gangapshev, A. and
                      Garfagnini, A. and Gotti, C. and Grabmayr, P. and Gurentsov,
                      V. and Gusev, K. and Guthikonda, K.K. and Hampel, W. and
                      Hegai, A. and Heisel, M. and Hemmer, S. and Heusser, G. and
                      Hofmann, W. and Hult, M. and Inzhechik, L.V. and Csáthy, J.
                      Janicskó and Jochum, J. and Junker, M. and Kihm, T. and
                      Kirpichnikov, I.V. and Kirsch, A. and Klimenko, A. and
                      Knöpfle, K.T. and Kochetov, O. and Kornoukhov, V.N. and
                      Kuzminov, V.V. and Laubenstein, M. and Lazzaro, A. and
                      Lebedev, V.I. and Lehnert, B. and Liao, H.Y. and Lindner, M.
                      and Lippi, I. and Lubashevskiy, A. and Lubsandorzhiev, B.
                      and Lutter, G. and Machado, A.A. and Macolino, C. and
                      Majorovits, B. and Maneschg, W. and Misiaszek, M. and
                      Nemchenok, I. and Nisi, S. and Shaughnessy, C.O’. and
                      Pandola, L. and Pelczar, K. and Pessina, G. and Pullia, A.
                      and Riboldi, S. and Rumyantseva, N. and Sada, C. and
                      Salathe, M. and Schmitt, C. and Schreiner, J. and Schulz, O.
                      and Schwingenheuer, B. and Schönert, S. and Shevchik, E.
                      and Shirchenko, M. and Simgen, H. and Smolnikov, A. and
                      Stanco, L. and Strecker, H. and Tarka, M. and Ur, C.A. and
                      Vasenko, A.A. and Volynets, O. and von Sturm, K. and Wagner,
                      V. and Walter, M. and Wegmann, A. and Wester, T. and Wojcik,
                      M. and Yanovich, E. and Zavarise, P. and Zhitnikov, I. and
                      Zhukov, S.V. and Zinatulina, D. and Zuber, K. and Zuzel, G.",
      title        = "Limit on Neutrinoless Double Beta Decay of $^{76}$Ge by
      month        = "Jun",
      year         = "2015",