Values.CitationsSourceval to_value :
Citation.t list ->
[> `List of
[> `Structure of
(string
* [> `Structure of
(string
* [> `String of String_.t
| `Structure of
(string
* [> `String of String_.t
| `Structure of
(string
* [> `String of String_.t
| `Structure of
(string * [> `String of String_.t ]) list ])
list ])
list ])
list ])
list ]
list ]