| article html file updated | 24 December 2025 18:03 CET | Update | https://www.mdpi.com/2309-608X/6/1/39 |
| article html file updated | 31 August 2025 14:59 CEST | Update | N/A |
| article html file updated | 20 July 2022 23:29 CEST | Update | N/A |
| article html file updated | 1 April 2020 14:59 CEST | Update | N/A |
| article html file updated | 24 March 2020 07:21 CET | Original file | N/A |
| article pdf uploaded. | 24 March 2020 07:20 CET | Updated version of record | https://www.mdpi.com/2309-608X/6/1/39/pdf |
| article xml uploaded. | 24 March 2020 07:20 CET | Update | https://www.mdpi.com/2309-608X/6/1/39/xml |
| article xml file uploaded | 24 March 2020 07:20 CET | Update | N/A |
| article pdf uploaded. | 20 March 2020 12:20 CET | Version of Record | https://www.mdpi.com/2309-608X/6/1/39/pdf-vor |
| article xml file uploaded | 20 March 2020 12:20 CET | Original file | N/A |
