BIPM requested fixes 3: bibliography problem with the processing of Declarations

[ronaldtse]

From Michael Stock:

In the bibliography there seems to be a problem with the processing of Declarations – see for example references [65E/64F] and [74E/73F] – which are missing the format DECN as well as their details.

[opoudjis]

@anermina Many of these issues are going to need to be escalated to @andrew2net or myself, but you get to diagnose that first.

[anermina]

I assume DECN is written by mistake (related to Decisions), and this issue applies to DECL (Declarations).
However, I am not sure what is the expected output. Current outputs are as follows.

EN:

FR:

These entries seem as complete as REC entries, e.g.:

@ronaldtse can you please check what output Michael gets?