Questione giuridica chiave
Whether the appeal proceedings should be struck off after withdrawal of the appeal.
Decisione estratta
The proceedings were struck off because the appeal had been withdrawn.
Motivazione estratta
Under Art. 71 BGG in conjunction with Art. 73 para. 1 BZP, and in the procedure under Art. 32 para. 2 BGG, a withdrawn appeal is removed from the docket.