| Start | ::= | ( StringDec | Citation )* |
| StringDec | ::= | "@string{" Property "}" |
| Property | ::= | Ident "=" Str |
| Citation | ::= | "@" Ident Ident "," ( Property ( "," )? )* "}" |
| Ident | ::= | <IDENTIFIER> |
| Str | ::= | <STRING_LITERAL1> |
| | | <STRING_LITERAL2> | |
| | | Ident | |
| | | Num | |
| Num | ::= | <INT_LITERAL> |