| article html file updated | 30 August 2025 11:09 CEST | Update | https://www.mdpi.com/1999-5903/11/1/20 |
| article html file updated | 20 July 2022 16:48 CEST | Update | N/A |
| article html file updated | 11 February 2020 09:40 CET | Update | N/A |
| article html file updated | 13 October 2019 12:46 CEST | Update | N/A |
| article html file updated | 27 April 2019 05:05 CEST | Update | N/A |
| article html file updated | 13 April 2019 01:09 CEST | Update | N/A |
| article html file updated | 3 April 2019 05:11 CEST | Update | N/A |
| article html file updated | 29 January 2019 12:11 CET | Update | N/A |
| article html file updated | 17 January 2019 11:03 CET | Update | N/A |
| article pdf uploaded. | 17 January 2019 11:01 CET | Updated version of record | https://www.mdpi.com/1999-5903/11/1/20/pdf |
| article xml uploaded. | 17 January 2019 11:01 CET | Update | https://www.mdpi.com/1999-5903/11/1/20/xml |
| article xml file uploaded | 17 January 2019 11:01 CET | Update | N/A |
| article html file updated | 17 January 2019 10:52 CET | Original file | N/A |
| article pdf uploaded. | 17 January 2019 10:50 CET | Version of Record | N/A |
| article xml uploaded. | 17 January 2019 10:50 CET | Update | N/A |
| article xml file uploaded | 17 January 2019 10:50 CET | Original file | N/A |