共 8 条
[1]
USE OF A CONNECTIVITY OR BONDING ARRAY IN MOLECULAR GEOMETRY CALCULATIONS
[J].
ACTA CRYSTALLOGRAPHICA SECTION B-STRUCTURAL CRYSTALLOGRAPHY AND CRYSTAL CHEMISTRY,
1969, B 25
:1326-&
[4]
STUDIES ON CARBAMATES .11. THE CARBAMATE OF ETHYLENEDIAMINE
[J].
ACTA CHEMICA SCANDINAVICA,
1955, 9 (03)
:486-492
[6]
Schering E., 1901, CHEM ZENTRALBL, V72, P519
[7]
SCHERING E, 1900, Patent No. 123138
[8]
SHELDRICK GM, 1981, SHELXTL USERS MANUAL