| article html file updated | 25 December 2025 03:13 CET | Update | https://www.mdpi.com/2220-9964/10/2/60 |
| article html file updated | 1 September 2025 20:21 CEST | Update | N/A |
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| article pdf uploaded. | 3 February 2021 07:11 CET | Updated version of record | https://www.mdpi.com/2220-9964/10/2/60/pdf |
| article xml uploaded. | 3 February 2021 07:11 CET | Update | https://www.mdpi.com/2220-9964/10/2/60/xml |
| article xml file uploaded | 3 February 2021 07:10 CET | Update | N/A |
| article html file updated | 3 February 2021 07:04 CET | Original file | N/A |
| article pdf uploaded. | 3 February 2021 07:02 CET | Updated version of record | N/A |
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| article pdf uploaded. | 1 February 2021 10:57 CET | Version of Record | N/A |
