Preformatted

• cite web^[1]
  • • cite book^[2]
• cite news^[3]

1. cite journal^[4]
   1. 1. basic reference^[5]
2. re-use existing reference^[3]

"yahoo".

group reference^{[group 1]}

• File:Er

${\displaystyle \pi }$

@

blockquote

• Link
  • • ewr
• er
• er

1. item 1
2. item 2
   1. 1. iyem 2
3. iyem 2

link

• ^text
• ggg
  • • hhh

1. 1. 1. subscript
2. dfefew