| article html file updated | 14 August 2026 21:57 CEST | Update | https://www.mdpi.com/2073-4433/9/2/53 |
| article html file updated | 30 August 2025 02:32 CEST | Update | N/A |
| article html file updated | 16 July 2022 09:05 CEST | Update | N/A |
| article html file updated | 9 February 2020 05:45 CET | Update | N/A |
| article html file updated | 30 September 2019 14:04 CEST | Update | N/A |
| article html file updated | 1 May 2019 20:27 CEST | Update | N/A |
| article html file updated | 17 April 2019 19:29 CEST | Update | N/A |
| article html file updated | 28 March 2019 21:24 CET | Update | N/A |
| article html file updated | 14 March 2018 10:38 CET | Update | N/A |
| article html file updated | 6 February 2018 18:56 CET | Original file | N/A |
| article xml uploaded. | 6 February 2018 18:55 CET | Update | https://www.mdpi.com/2073-4433/9/2/53/xml |
| article xml uploaded. | 6 February 2018 18:55 CET | Update | N/A |
| article xml uploaded. | 6 February 2018 18:55 CET | Original file | N/A |
| article pdf uploaded. | 6 February 2018 18:55 CET | Version of Record | https://www.mdpi.com/2073-4433/9/2/53/pdf |
