Notas:

Cuando se intenta guardar al documento, en ocasiones produce:


>    Error:
>        elements do: [ :each | self nextPut: each ] separatedBy: [ self listElementSeparator ] ] in STONWriter>>encodeList: in Block: [ :each | self nextPut: each ]
> Array(SequenceableCollection)>>do:separatedBy:STONWriterError: custom #stonOn: implementation needed for variable/indexable classSTONWriter>>error: