kötetekben
Kötetekben is a Hungarian word that translates to "in volumes" or "in volumes of". It is most commonly used in the context of published works, particularly books and periodicals, to indicate that something is issued or presented in a series of distinct parts or books. For example, a multi-volume encyclopedia would be described as being published "kötetekben".
The term implies a structured collection where individual units, or volumes, are bound together or intended
In a broader sense, "kötetekben" can also refer to the physical nature of bound items. A library