| article html file updated | 25 December 2025 03:55 CET | Update | https://www.mdpi.com/2297-8739/8/2/18 |
| article html file updated | 1 September 2025 21:28 CEST | Update | N/A |
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| article html file updated | 25 February 2021 10:00 CET | Update | N/A |
| article html file updated | 25 February 2021 09:05 CET | Original file | N/A |
| article pdf uploaded. | 25 February 2021 09:04 CET | Updated version of record | https://www.mdpi.com/2297-8739/8/2/18/pdf |
| article xml uploaded. | 25 February 2021 09:04 CET | Update | https://www.mdpi.com/2297-8739/8/2/18/xml |
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| article pdf uploaded. | 12 February 2021 12:13 CET | Updated version of record | https://www.mdpi.com/2297-8739/8/2/18/pdf-vor |
| article supplementary file uploaded. | 12 February 2021 07:32 CET | - | https://www.mdpi.com/2297-8739/8/2/18#supplementary |
| article pdf uploaded. | 12 February 2021 07:32 CET | Version of Record | https://www.mdpi.com/2297-8739/8/2/18/pdf-vor |
