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1دورية أكاديمية
المؤلفون: Barlow, J.S., Slinger, S.J., Zimmer, R.P.
المصدر: Poultry Science ; volume 27, issue 5, page 542-552 ; ISSN 0032-5791
مصطلحات موضوعية: Animal Science and Zoology, General Medicine
الإتاحة: https://doi.org/10.3382/ps.0270542Test
https://api.elsevier.com/content/article/PII:S0032579119506770?httpAccept=text/xmlTest
https://api.elsevier.com/content/article/PII:S0032579119506770?httpAccept=text/plainTest
http://academic.oup.com/ps/article-pdf/27/5/542/4275915/poultrysci27-0542.pdfTest -
2دورية أكاديمية
المؤلفون: Zimmer, R.P., Ecker, H.A., Popovic, V.P.
المصدر: IEEE Transactions on Microwave Theory and Techniques ; volume 19, issue 2, page 238-245 ; ISSN 0018-9480 1557-9670
مصطلحات موضوعية: Electrical and Electronic Engineering, Condensed Matter Physics, Radiation
الإتاحة: https://doi.org/10.1109/tmtt.1968.1127488Test
http://xplorestaging.ieee.org/ielx6/22/6811101/01127488.pdf?arnumber=1127488Test