Dear Sirs!
Please see the papers.
SciTecLibrary - Articles and Publication [2]
The literature generally describes a metallic bond as
the
one formed by means of mutual bonds betwee...
http://sciteclibrary.ru/eng/catalog/pages/4564.html ,
77354 bytes
SciTecLibrary - Articles and Publication [2]
Every subsequent element of the table of elements
differs
from the previous one in the amount of pro...
http://sciteclibrary.ru/eng/catalog/pages/6815.html ,
36049 bytes
Sincerely,Henadzi Filipenka,teacher of materials
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