| article html file updated | 31 August 2025 15:34 CEST | Update | https://www.mdpi.com/2313-0105/6/2/21 |
| article html file updated | 21 July 2022 00:04 CEST | Update | N/A |
| article html file updated | 7 July 2020 09:44 CEST | Update | N/A |
| article html file updated | 31 March 2020 14:23 CEST | Original file | N/A |
| article pdf uploaded. | 31 March 2020 14:21 CEST | Updated version of record | https://www.mdpi.com/2313-0105/6/2/21/pdf |
| article xml uploaded. | 31 March 2020 14:21 CEST | Update | https://www.mdpi.com/2313-0105/6/2/21/xml |
| article xml file uploaded | 31 March 2020 14:21 CEST | Update | N/A |
| article supplementary file uploaded. | 26 March 2020 14:20 CET | - | https://www.mdpi.com/2313-0105/6/2/21#supplementary |
| article pdf uploaded. | 26 March 2020 14:20 CET | Version of Record | https://www.mdpi.com/2313-0105/6/2/21/pdf-vor |
| article xml file uploaded | 26 March 2020 14:20 CET | Original file | N/A |
