M. Agostini,A. M. Bakalyarov,M. Balata,I. Barabanov,L. Baudis,C. Bauer,E. Bellotti,S. Belogurov,A. Bettini,L. Bezrukov,D. Borowicz,V. Brudanin,Riccardo Brugnera,A. Caldwell,Carla Maria Cattadori,A. Chernogorov,T. Comellato,V. D’Andrea,E. V. Demidova,N. Di Marco,A. Domula,E. Doroshkevich,V. Egorov,R. Falkenstein,M. Fomina,A. Gangapshev,A. Garfagnini,M. Giordano,P. Grabmayr,V. Gurentsov,K. Gusev,J. Hakenmüller,A. Hegai,M. Heisel,S. Hemmer,R. Hiller,W. Hofmann,M. Hult,L. V. Inzhechik,József Janicskó-Csáthy,J. Jochum,M. Junker,V. Kazalov,Y. Kermaïdic,T. Kihm,I. V. Kirpichnikov,A. Kirsch,A. Kish,A. Klimenko,R. Kneißl,K. T. Knöpfle,O. Kochetov,V. N. Kornoukhov,P. Krause,V. V. Kuzminov,M. Laubenstein,A. Lazzaro,Manfred Lindner,I. Lippi,A. Lubashevskiy,B. Lubsandorzhiev,G. Lutter,C. Macolino,B. Majorovits,W. Maneschg,M. Miloradovic,R. Mingazheva,Marcin Misiaszek,P. Moseev,I. Nemchenok,K. Panas,Luciano Pandola,K. Pelczar,L. Pertoldi,P. Piseri,A. Pullia,C. Ransom,S. Riboldi,N. Rumyantseva,C. Sada,E. Sala,F. Salamida,C. Schmitt,B. Schneider,S. Schönert,A.-K. Schütz,O. Schulz,M. Schwarz,B. Schwingenheuer,O. Selivanenko,E. Shevchik,M. Shirchenko,H. Simgen,A. Smolnikov,L. Stanco,D. Stukov,L. Vanhoefer,A. A. Vasenko,A. Veresnikova,K. Von Sturm,V. Wagner,A. Wegmann,T. Wester,C. Wiesinger,M. Wojcik,E. Yanovich,I. Zhitnikov,S. V. Zhukov,D. Zinatulina,A. Zschocke,A. J. Zsigmond,K. Zuber,G. Zuzel,GERDA Collaboration;M. Agostini;A. M. Bakalyarov;M. Balata;I. Barabanov;L. Baudis;C. Bauer;E. Bellotti;S. Belogurov;A. Bettini;L. Bezrukov;D. Borowicz;V. Brudanin;Riccardo Brugnera;A. Caldwell;Carla Maria Cattadori;A. Chernogorov;T. Comellato;V. D’Andrea;E. V. Demidova;N. Di Marco;A. Domula;E. Doroshkevich;V. Egorov;R. Falkenstein;M. Fomina;A. Gangapshev;A. Garfagnini;M. Giordano;P. Grabmayr;V. Gurentsov;K. Gusev;J. Hakenmüller;A. Hegai;M. Heisel;S. Hemmer;R. Hiller;W. Hofmann;M. Hult;L. V. Inzhechik;József Janicskó-Csáthy;J. Jochum;M. Junker;V. Kazalov;Y. Kermaïdic;T. Kihm;I. V. Kirpichnikov;A. Kirsch;A. Kish;A. Klimenko;R. Kneißl;K. T. Knöpfle;O. Kochetov;V. N. Kornoukhov;P. Krause;V. V. Kuzminov;M. Laubenstein;A. Lazzaro;Manfred Lindner;I. Lippi;A. Lubashevskiy;B. Lubsandorzhiev;G. Lutter;C. Macolino;B. Majorovits;W. Maneschg;M. Miloradovic;R. Mingazheva;Marcin Misiaszek;P. Moseev;I. Nemchenok;K. Panas;Luciano Pandola;K. Pelczar;L. Pertoldi;P. Piseri;A. Pullia;C. Ransom;S. Riboldi;N. Rumyantseva;C. Sada;E. Sala;F. Salamida;C. Schmitt;B. Schneider;S. Schönert;A.-K. Schütz;O. Schulz;M. Schwarz;B. Schwingenheuer;O. Selivanenko;E. Shevchik;M. Shirchenko;H. Simgen;A. Smolnikov;L. Stanco;D. Stukov;L. Vanhoefer;A. A. Vasenko;A. Veresnikova;K. Von Sturm;V. Wagner;A. Wegmann;T. Wester;C. Wiesinger;M. Wojcik;E. Yanovich;I. Zhitnikov;S. V. Zhukov;D. Zinatulina;A. Zschocke;A. J. Zsigmond;K. Zuber;G. Zuzel;GERDA Collaboration;