| article html file updated | 30 August 2025 03:13 CEST | Update | https://www.mdpi.com/2313-0105/4/2/16 |
| article html file updated | 16 July 2022 10:17 CEST | Update | N/A |
| article html file updated | 9 February 2020 11:31 CET | Update | N/A |
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| article html file updated | 30 March 2018 12:31 CEST | Original file | N/A |
| article xml uploaded. | 30 March 2018 12:30 CEST | Original file | https://www.mdpi.com/2313-0105/4/2/16/xml |
| article pdf uploaded. | 30 March 2018 12:30 CEST | Updated version of record | https://www.mdpi.com/2313-0105/4/2/16/pdf |
| article pdf uploaded. | 27 March 2018 16:54 CEST | Version of Record | https://www.mdpi.com/2313-0105/4/2/16/pdf-vor |
