| article html file updated | 31 August 2025 04:50 CEST | Update | https://www.mdpi.com/2311-553X/5/4/53 |
| article html file updated | 21 August 2025 23:22 CEST | Update | - |
| article html file updated | 19 July 2022 23:26 CEST | Update | - |
| article html file updated | 14 February 2020 11:04 CET | Update | - |
| article html file updated | 27 December 2019 05:04 CET | Original file | - |
| article xml uploaded. | 27 December 2019 05:03 CET | Update | https://www.mdpi.com/2311-553X/5/4/53/xml |
| article xml uploaded. | 27 December 2019 05:03 CET | Update | - |
| article pdf uploaded. | 27 December 2019 05:03 CET | Updated version of record | https://www.mdpi.com/2311-553X/5/4/53/pdf |
| article pdf uploaded. | 19 November 2019 10:59 CET | Version of Record | https://www.mdpi.com/2311-553X/5/4/53/pdf-vor |
| article xml file uploaded | 19 November 2019 10:59 CET | Original file | - |
