| article html file updated | 31 August 2025 10:07 CEST | Update | https://www.mdpi.com/2221-3759/8/1/2 |
| article html file updated | 20 July 2022 18:38 CEST | Update | N/A |
| article html file updated | 1 April 2020 20:06 CEST | Update | N/A |
| article html file updated | 17 March 2020 08:54 CET | Original file | N/A |
| article pdf uploaded. | 17 March 2020 08:53 CET | Updated version of record | https://www.mdpi.com/2221-3759/8/1/2/pdf |
| article xml uploaded. | 17 March 2020 08:53 CET | Update | https://www.mdpi.com/2221-3759/8/1/2/xml |
| article xml file uploaded | 17 March 2020 08:53 CET | Update | N/A |
| article supplementary file uploaded. | 28 January 2020 13:59 CET | - | https://www.mdpi.com/2221-3759/8/1/2#supplementary |
| article pdf uploaded. | 28 January 2020 13:59 CET | Version of Record | https://www.mdpi.com/2221-3759/8/1/2/pdf-vor |
| article xml file uploaded | 28 January 2020 13:59 CET | Original file | N/A |
