diff --git a/wiki/doc/UnitSystem.md b/wiki/doc/UnitSystem.md
index 2e8dfd1cd9d98c7e482893663ed49d0942476b2a..73a0c8bf50ea7259ca1559c3c956fa0cb3d66fd3 100644
--- a/wiki/doc/UnitSystem.md
+++ b/wiki/doc/UnitSystem.md
@@ -29,7 +29,7 @@ Description how to build units witht the D-SI format is [here](StructureSIUnits.
 ## SI derived units of measurement 
 |D-SI Identifier|D-SI Medal|SI name|SI symbol |SI base unit expression|D-SI base unit expression|SI Reference| 
 |-:|-:|-:|-:|-:|-:|-:| 
-|\gram<sup>(c</sup>|gold|gram(a|g|10-3 kg|\kilogram|[1, Sec. 3]| 
+|\gram<sup>(c</sup>|gold|gram|g|kg|\kilogram|[1, Sec. 3]| 
 |\radian|gold|radian|rad|m/m|\metre\metre\tothe{-1}|[1, Table 4]| 
 |\steradian|gold|steradian|sr|m2/m2|\metre\tothe{2}\metre\tothe{-2}|[1, Table 4]| 
 |\hertz|gold|hertz|Hz|s-1|\second\tothe{-1}|[1, Table 4]| 
@@ -91,7 +91,7 @@ Description how to build units witht the D-SI format is [here](StructureSIUnits.
 <sub>(i: The unit decibel must not be combined with any prefix. </sub>
 
 ## SI prefixes decimal
-|D-SI Identifier<sup>(j</sup>|D-SI Medal|SI name|SI symbol |Multiplyer|SI Reference|
+|D-SI Identifier<sup>(j</sup>|D-SI Medal|SI name|SI symbol |Multiplier|SI Reference|
 |-:|-:|-:|-:|-:|-:|
 |\deca|gold|deca|da|10|[1, Table 7]|
 |\hecto|gold|hecto|h|100|[1, Table 7]|
@@ -158,7 +158,7 @@ Description how to build units witht the D-SI format is [here](StructureSIUnits.
 |\erg|bronze|erg|erg|J|\joule|[3, Table 9]|
 |\dyne|bronze|dyne|dyn|N|\newton|[3, Table 9]| 
 |\poise|bronze|poise|P|Pa s|\pascal\second|[3, Table 9]| 
-|\stokes|bronze|stokes||||[3, Table 9]|
+|\stokes|bronze|stokes|ST|m2 s-1|\methre\tothe{2}\second\tothe{-1}|[3, Table 9]|
 |\stilb|bronze|stilb|sb|m-2|\metre\tothe{-2}|[3, Table 9]| 
 |\phot|bronze|phot|ph|lx|\lux|[3, Table 9]| 
 |\gal|bronze|gal|Gal|m s-2|\metre\second\tothe{-2}|[3, Table 9]|