المؤلفون: Borrmann, Stephan, Kunkel, Daniel, Weigel, Ralf, Minikin, Andreas, Deshler, Terry, Wilson, James C., Curtius, Joachim, Shur, Genrikh N., Belyaev, Gennady, Law, Kathy S., Cairo, Francesco, http://data.europeana.eu/agent/base/92751Test

الوصول الحر: https://www.europeana.eu/item/2048441/item_6FXCYLR5NBOQNCS7EZYWUDF5YLJWRBRS?utm_source=api&utm_medium=api&utm_campaign=YuvuWBeCaTest

المؤلفون: Fierli, Federico, Orlandi, Emiliano, Law, Kathy S., Cagnazzo, Chiara, Cairo, Francesco, Schiller, Cornelius, Borrmann, Stephan, Di Donfrancesco, Guido, Ravegnani, Fabrizio, Volk, C.-Michael, http://data.europeana.eu/agent/base/92751Test

الوصول الحر: https://www.europeana.eu/item/2048441/item_3WFEOQWHUII22Z2BVNBTS6SVNIQSKGYW?utm_source=api&utm_medium=api&utm_campaign=YuvuWBeCaTest

المؤلفون: Fierli, Federico, Orlandi, Emiliano, Law, Kathy S., Cagnazzo, Chiara, Cairo, Francesco, Schiller, Cornelius, Borrmann, Stephan, Di Donfrancesco, Guido, Ravegnani, Fabrizio, Volk, C.-Michael, http://data.europeana.eu/agent/base/92751Test

الوصول الحر: https://www.europeana.eu/item/2048441/item_54TFGOIFOAJFXAGF6SX2L3AWBHM6XDSC?utm_source=api&utm_medium=api&utm_campaign=YuvuWBeCaTest

المؤلفون: Frey, Wiebke, Borrmann, Stephan, Kunkel, Daniel, Weigel, Ralf, Reus, Marian de, Schlager, Hans, Roiger, Anke, Voigt, Christiane, Hoor, Peter, Curtius, Joachim, Krämer, Martina, Schiller, Cornelius, Volk, C.-Michael, Homan, Carine Dorianne, Fierli, Federico, Di Donfrancesco, Guido, Ulanovsky, Alexey, Ravegnani, Fabrizio, Sitnikov, Nicolay M., Viciani, Silvia, D'Amato, F., Shur, Genrikh N., Belyaev, Gennady, Law, Kathy S., Cairo, Francesco, http://data.europeana.eu/agent/base/92751Test

الوصول الحر: https://www.europeana.eu/item/2048441/item_ZSE57FCOUCEEUDUV6X5V4GLPNGT7U6VQ?utm_source=api&utm_medium=api&utm_campaign=YuvuWBeCaTest

المؤلفون: Borrmann, Stephan, Kunkel, Daniel, Weigel, Ralf, Minikin, Andreas, Deshler, Terry, Wilson, James C., Curtius, Joachim, Volk, C.-Michael, Homan, Carine D., Ulanovsky, Alexey, Ravegnani, Fabrizio, Viciani, Silvia, Shur, Genrikh N., Belyaev, Gennady, Law, Kathy S., Cairo, Francesco, http://data.europeana.eu/agent/base/92751Test

الوصول الحر: https://www.europeana.eu/item/2048441/item_HYGN62MRH3TIR4IGPVOF5PUNKEHQYIAG?utm_source=api&utm_medium=api&utm_campaign=YuvuWBeCaTest

المؤلفون: Frey, Wiebke, Borrmann, Stephan, Kunkel, Daniel, Weigel, Ralf, Reus, Marian de, Schlager, Hans, Roiger, Anke, Voigt, Christiane, Hoor, Peter, Curtius, Joachim, Krämer, Martina, Schiller, Cornelius, Volk, C.-Michael, Homan, Carine Dorianne, Fierli, Federico, Di Donfrancesco, Guido, Ulanovsky, Alexey, Ravegnani, Fabrizio, Sitnikov, Nicolay M., Viciani, Silvia, D'Amato, Francesco, Shur, Genrikh N., Belyaev, Gennady, Law, Kathy S., Cairo, Francesco, http://data.europeana.eu/agent/base/92751Test

الوصول الحر: https://www.europeana.eu/item/2048441/item_C4FUSBKGUV6HAEJLVQ5NK6MFSWAMQQKI?utm_source=api&utm_medium=api&utm_campaign=YuvuWBeCaTest

المساهمون: Frey, Wiebke, Borrmann, Stephan, Kunkel, Daniel, Weigel, Ralf, Reus, Marian de, Schlager, Hans, Roiger, Anke, Voigt, Christiane, Hoor, Peter, Curtius, Joachim, Krämer, Martina, Schiller, Cornelius, Volk, C.-Michael, Homan, Carine Dorianne, Fierli, Federico, Di Donfrancesco, Guido, Ulanovsky, Alexey, Ravegnani, Fabrizio, Sitnikov, Nicolay M., Viciani, Silvia, D'Amato, F., Shur, Genrikh N., Belyaev, Gennady, Law, Kathy S., Cairo, Francesco

الإتاحة: http://nbn-resolving.de/urn:nbn:de:hebis:30:3-234798Test

المساهمون: Borrmann, Stephan, Kunkel, Daniel, Volk, C.-Michael, Ravegnani, Fabrizio, Viciani, Silvia, Shur, Genrikh N., Cairo, Francesco, Minikin, Andreas, Deshler, Terry, Wilson, James C., Homan, Carine D., Ulanovsky, Alexey, Belyaev, Gennady, Law, Kathy S., Weigel, Ralf, Curtius, Joachim

الإتاحة: http://nbn-resolving.de/urn:nbn:de:hebis:30-77919Test

المساهمون: Frey, Wiebke, Borrmann, Stephan, Kunkel, Daniel, Weigel, Ralf, Reus, Marian de, Schlager, Hans, Roiger, Anke, Voigt, Christiane, Hoor, Peter, Curtius, Joachim, Krämer, Martina, Schiller, Cornelius, Volk, C.-Michael, Homan, Carine Dorianne, Fierli, Federico, Di Donfrancesco, Guido, Ulanovsky, Alexey, Ravegnani, Fabrizio, Sitnikov, Nicolay M., Viciani, Silvia, D'Amato, Francesco, Shur, Genrikh N., Belyaev, Gennady, Law, Kathy S., Cairo, Francesco

الإتاحة: http://nbn-resolving.de/urn:nbn:de:hebis:30:3-292537Test

المساهمون: Borrmann, Stephan, Kunkel, Daniel, Weigel, Ralf, Minikin, Andreas, Deshler, Terry, Wilson, James C., Curtius, Joachim, Shur, Genrikh N., Belyaev, Gennady, Law, Kathy S., Cairo, Francesco

الإتاحة: http://nbn-resolving.de/urn:nbn:de:hebis:30:3-292527Test