| article html file updated | 14 August 2026 21:50 CEST | Update | https://www.mdpi.com/2079-3197/6/1/13 |
| article html file updated | 30 August 2025 02:29 CEST | Update | N/A |
| article html file updated | 16 July 2022 09:01 CEST | Update | N/A |
| article html file updated | 9 February 2020 05:24 CET | Update | N/A |
| article html file updated | 30 September 2019 11:58 CEST | Update | N/A |
| article html file updated | 1 May 2019 21:16 CEST | Update | N/A |
| article html file updated | 17 April 2019 20:10 CEST | Update | N/A |
| article html file updated | 28 March 2019 20:38 CET | Update | N/A |
| article html file updated | 26 March 2018 16:01 CEST | Update | N/A |
| article html file updated | 3 February 2018 06:48 CET | Original file | N/A |
| article xml uploaded. | 3 February 2018 06:47 CET | Original file | https://www.mdpi.com/2079-3197/6/1/13/xml |
| article pdf uploaded. | 3 February 2018 06:47 CET | Version of Record | https://www.mdpi.com/2079-3197/6/1/13/pdf |
