المؤلفون: Witte, Thomas, Bucher, Christine, Remacle, Françoise, Proch, Detlev, Kompa, Karl L., Levine, R. D.

المصدر: Angewandte Chemie ; volume 113, issue 13, page 2580-2582 ; ISSN 0044-8249 1521-3757

الإتاحة: https://doi.org/10.1002/1521-3757Test(20010702)113:13%3C2580::aid-ange2580%3E3.0.co%3B2-o

المؤلفون: Curtius, Hans-Christoph, Levine, Robert A., Ghisla, Sandro

الوصول الحر: https://www.europeana.eu/item/2048441/item_AJZPU5NUDWVEAGXPPQ3UVLUYR6A6ORD5?utm_source=api&utm_medium=api&utm_campaign=YuvuWBeCaTest

المؤلفون: Sanfilippo, J., Levine, R., Bertrand, J.

المصدر: Acta Endoscopica; Sep1989, Vol. 19 Issue 5, pXVII-XVII, 1p

المؤلفون: Ghisla, Sandro, Curtius, Hans-Christoph, Niederwieser, Alois, Levine, Robert A., Heintel, Dorothee

الوصول الحر: https://www.europeana.eu/item/2048441/item_WW4MUJPN6NFYZKNIBXRG7WDAW5FG6RWK?utm_source=api&utm_medium=api&utm_campaign=YuvuWBeCaTest

المؤلفون: Webelhuth, Gert, Webelhuth, Gert, Sailer, Manfred, Levine, Robert, Walker, Heike

الوصول الحر: https://www.europeana.eu/item/2048441/item_UYTAVO6ZPDCUBO3IABSSGQZ4H66W3I3X?utm_source=api&utm_medium=api&utm_campaign=YuvuWBeCaTest