| (: insert-start :) | |
| declare variable $input-context external; | |
| (: insert-end :) | |
| <bib> | |
| { | |
| for $b in $input-context//book | |
| where count($b/author) > 0 | |
| return | |
| <book> | |
| { $b/title } | |
| { | |
| for $a in $b/author[position()<=2] | |
| return $a | |
| } | |
| { | |
| if (count($b/author) > 2) | |
| then <et-al/> | |
| else () | |
| } | |
| </book> | |
| } | |
| </bib> |