| article html file updated | 17 August 2026 15:25 CEST | Update | https://www.mdpi.com/2226-4787/8/2/103 |
| article html file updated | 24 December 2025 19:20 CET | Update | N/A |
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| article html file updated | 16 June 2020 14:01 CEST | Update | N/A |
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| article pdf uploaded. | 16 June 2020 14:00 CEST | Updated version of record | https://www.mdpi.com/2226-4787/8/2/103/pdf |
| article xml uploaded. | 16 June 2020 13:59 CEST | Update | https://www.mdpi.com/2226-4787/8/2/103/xml |
| article xml file uploaded | 16 June 2020 13:59 CEST | Original file | N/A |
