You can search for identifiers within the package.
in-package search v0.2.0
odate
ODate.Month
val set_stringifier : (month -> string) -> unit
val set_stringifier_abbr : (month -> string) -> unit
val of_int : int -> month
val to_int : month -> int
val to_string : month -> string
val to_string_short : month -> string
val next : month -> month
val prev : month -> month