| article html file updated | 14 August 2026 22:16 CEST | Update | https://www.mdpi.com/2076-2615/8/2/28 |
| article html file updated | 30 August 2025 02:37 CEST | Update | N/A |
| article html file updated | 16 July 2022 09:16 CEST | Update | N/A |
| article html file updated | 9 February 2020 06:39 CET | Update | N/A |
| article html file updated | 1 May 2019 18:24 CEST | Update | N/A |
| article html file updated | 17 April 2019 17:43 CEST | Update | N/A |
| article html file updated | 28 March 2019 23:21 CET | Update | N/A |
| article html file updated | 14 March 2018 08:21 CET | Update | N/A |
| article html file updated | 14 February 2018 10:19 CET | Original file | N/A |
| article xml uploaded. | 14 February 2018 10:18 CET | Original file | https://www.mdpi.com/2076-2615/8/2/28/xml |
| article pdf uploaded. | 14 February 2018 10:18 CET | Version of Record | https://www.mdpi.com/2076-2615/8/2/28/pdf |
