The following settings handle the items in two-level ordered lists.
[Numbered]
number = ListNum
xref = NumXref
[NumberedFirst]
based = Numbered
number = ListFirstNum
[Numbered2]
based = Numbered
number = List2Num
[Numbered2First]
based = Numbered2
number = List2FirstNum
Number format component definitions:
[ListStream]
counters = 2
counter types = Num LCAlpha
[ListNum]
stream = ListStream
counter = 1
form = <counter1/>.<tab/>
[ListFirstNum]
based = ListNum
start = 1
[List2Num]
stream = ListStream
counter = 2
form = <tab/><counter2/>.<tab/>
[List2FirstNum]
based = List2Num
start = 1
In this example, format NumberedFirst starts a list at number 1, using Arabic numerals, and resets the following (higher-numbered) counter; format Numbered continues the same list. Format Numbered2 starts or continues a subordinate list, using lowercase letters instead of numerals.
Note: For ordered lists, these settings take effect in HTML only if you do not specify HTML list styles; see §30.11.2 Converting list formats to HTML list styles.