| article html file updated | 30 August 2025 07:28 CEST | Update | https://www.mdpi.com/2075-1729/8/4/44 |
| article html file updated | 17 July 2022 04:04 CEST | Update | N/A |
| article html file updated | 10 February 2020 14:02 CET | Update | N/A |
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| article html file updated | 26 December 2018 21:43 CET | Update | N/A |
| article html file updated | 11 October 2018 04:40 CEST | Original file | N/A |
| article pdf uploaded. | 11 October 2018 04:40 CEST | Updated version of record | https://www.mdpi.com/2075-1729/8/4/44/pdf |
| article xml uploaded. | 11 October 2018 04:40 CEST | Update | https://www.mdpi.com/2075-1729/8/4/44/xml |
| article xml file uploaded | 11 October 2018 04:40 CEST | Update | N/A |
| article pdf uploaded. | 2 October 2018 17:19 CEST | Updated version of record | https://www.mdpi.com/2075-1729/8/4/44/pdf-vor |
| article pdf uploaded. | 2 October 2018 17:14 CEST | Version of Record | https://www.mdpi.com/2075-1729/8/4/44/pdf-vor |
| article xml file uploaded | 2 October 2018 17:14 CEST | Original file | N/A |
