• https://cris.fbk.eu/handle/11582/344270
• https://cris.fbk.eu/handle/11582/341837
• https://cris.fbk.eu/handle/11582/359839
• https://cris.fbk.eu/handle/11582/338627
• https://cris.fbk.eu/handle/11582/358210
• https://cris.fbk.eu/handle/11582/341775