| article html file updated | 14 August 2026 20:16 CEST | Update | https://www.mdpi.com/2073-4433/8/12/256 |
| article html file updated | 9 February 2020 00:32 CET | Update | N/A |
| article html file updated | 29 September 2019 07:54 CEST | Update | N/A |
| article html file updated | 2 May 2019 07:34 CEST | Update | N/A |
| article html file updated | 18 April 2019 05:25 CEST | Update | N/A |
| article html file updated | 2 January 2018 19:33 CET | Update | N/A |
| article html file updated | 19 December 2017 11:58 CET | Original file | N/A |
| article xml uploaded. | 19 December 2017 11:56 CET | Update | https://www.mdpi.com/2073-4433/8/12/256/xml |
| article xml uploaded. | 19 December 2017 11:56 CET | Original file | N/A |
| article pdf uploaded. | 19 December 2017 11:56 CET | Version of Record | https://www.mdpi.com/2073-4433/8/12/256/pdf |
