| article html file updated | 21 August 2026 04:00 CEST | Update | https://www.mdpi.com/2079-9284/8/4/120 |
| article html file updated | 26 December 2025 13:13 CET | Update | N/A |
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| article pdf uploaded. | 23 December 2021 12:16 CET | Updated version of record | https://www.mdpi.com/2079-9284/8/4/120/pdf |
| article xml uploaded. | 23 December 2021 12:16 CET | Update | https://www.mdpi.com/2079-9284/8/4/120/xml |
| article xml file uploaded | 23 December 2021 12:16 CET | Update | N/A |
| article html file updated | 20 December 2021 11:48 CET | Original file | N/A |
| article pdf uploaded. | 20 December 2021 11:47 CET | Updated version of record | https://www.mdpi.com/2079-9284/8/4/120/pdf-vor |
| article xml uploaded. | 20 December 2021 11:47 CET | Update | N/A |
| article xml file uploaded | 20 December 2021 11:47 CET | Original file | N/A |
| article pdf uploaded. | 17 December 2021 18:13 CET | Version of Record | https://www.mdpi.com/2079-9284/8/4/120/pdf-vor |
