| article html file updated | 31 August 2025 15:17 CEST | Update | https://www.mdpi.com/2311-5521/5/1/39 |
| article html file updated | 20 July 2022 23:47 CEST | Update | N/A |
| article html file updated | 2 April 2020 14:34 CEST | Update | N/A |
| article html file updated | 24 March 2020 07:42 CET | Original file | N/A |
| article pdf uploaded. | 24 March 2020 07:41 CET | Updated version of record | https://www.mdpi.com/2311-5521/5/1/39/pdf |
| article xml uploaded. | 24 March 2020 07:41 CET | Update | https://www.mdpi.com/2311-5521/5/1/39/xml |
| article xml file uploaded | 24 March 2020 07:41 CET | Update | N/A |
| article pdf uploaded. | 23 March 2020 16:53 CET | Version of Record | https://www.mdpi.com/2311-5521/5/1/39/pdf-vor |
| article xml file uploaded | 23 March 2020 16:53 CET | Original file | N/A |
