المؤلفون: Bychek-Guschina, I. A., Ekaterina Kotlova, Heipieper, H.

المصدر: Scopus-Elsevier

URL الوصول: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::d84f74c1d1d1302f1764e75c7fde926c
http://www.scopus.com/inward/record.url?eid=2-s2.0-0032604080&partnerID=MN8TOARS