| article html file updated | 17 August 2026 05:03 CEST | Update | https://www.mdpi.com/2227-9032/8/1/54 |
| article html file updated | 24 December 2025 17:52 CET | Update | N/A |
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| article html file updated | 1 April 2020 10:51 CEST | Update | N/A |
| article html file updated | 26 March 2020 03:38 CET | Original file | N/A |
| article pdf uploaded. | 26 March 2020 03:37 CET | Updated version of record | https://www.mdpi.com/2227-9032/8/1/54/pdf |
| article xml uploaded. | 26 March 2020 03:37 CET | Update | https://www.mdpi.com/2227-9032/8/1/54/xml |
| article xml file uploaded | 26 March 2020 03:37 CET | Update | N/A |
| article pdf uploaded. | 6 March 2020 12:03 CET | Version of Record | https://www.mdpi.com/2227-9032/8/1/54/pdf-vor |
| article xml file uploaded | 6 March 2020 12:03 CET | Original file | N/A |
