| article html file updated | 31 August 2025 08:35 CEST | Update | https://www.mdpi.com/2313-0105/6/1/4 |
| article html file updated | 19 July 2022 19:45 CEST | Update | N/A |
| article html file updated | 2 April 2020 07:19 CEST | Update | N/A |
| article html file updated | 15 February 2020 01:27 CET | Update | N/A |
| article html file updated | 26 January 2020 13:42 CET | Original file | N/A |
| article pdf uploaded. | 26 January 2020 13:39 CET | Updated version of record | https://www.mdpi.com/2313-0105/6/1/4/pdf |
| article xml uploaded. | 26 January 2020 13:39 CET | Update | https://www.mdpi.com/2313-0105/6/1/4/xml |
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| article pdf uploaded. | 9 January 2020 12:36 CET | Version of Record | https://www.mdpi.com/2313-0105/6/1/4/pdf-vor |
| article xml file uploaded | 9 January 2020 12:36 CET | Original file | N/A |
