| article html file updated | 30 August 2025 01:46 CEST | Update | https://www.mdpi.com/1999-4915/9/12/355 |
| article html file updated | 16 July 2022 07:32 CEST | Update | N/A |
| article html file updated | 8 February 2020 21:57 CET | Update | N/A |
| article html file updated | 28 September 2019 16:28 CEST | Update | N/A |
| article html file updated | 2 May 2019 13:16 CEST | Update | N/A |
| article html file updated | 18 April 2019 10:56 CEST | Update | N/A |
| article html file updated | 2 January 2018 17:47 CET | Update | N/A |
| article html file updated | 27 December 2017 05:23 CET | Update | N/A |
| article xml uploaded. | 27 December 2017 05:22 CET | Update | https://www.mdpi.com/1999-4915/9/12/355/xml |
| article xml uploaded. | 27 December 2017 05:22 CET | Update | N/A |
| article pdf uploaded. | 27 December 2017 05:22 CET | Updated version of record | https://www.mdpi.com/1999-4915/9/12/355/pdf |
| article html file updated | 23 November 2017 23:32 CET | Original file | N/A |
| article xml uploaded. | 23 November 2017 04:27 CET | Update | N/A |
| article xml uploaded. | 23 November 2017 04:27 CET | Update | N/A |
| article xml uploaded. | 23 November 2017 04:27 CET | Original file | N/A |
| article pdf uploaded. | 23 November 2017 04:27 CET | Version of Record | https://www.mdpi.com/1999-4915/9/12/355/pdf-vor |
