| article html file updated | 8 February 2020 22:12 CET | Update | https://www.mdpi.com/2076-3417/7/12/1212 |
| article html file updated | 28 September 2019 18:02 CEST | Update | N/A |
| article html file updated | 2 May 2019 12:46 CEST | Update | N/A |
| article html file updated | 18 April 2019 10:23 CEST | Update | N/A |
| article html file updated | 2 January 2018 13:29 CET | Update | N/A |
| article html file updated | 24 November 2017 15:47 CET | Original file | N/A |
| article xml uploaded. | 24 November 2017 15:46 CET | Update | https://www.mdpi.com/2076-3417/7/12/1212/xml |
| article xml uploaded. | 24 November 2017 15:46 CET | Original file | N/A |
| article pdf uploaded. | 24 November 2017 15:46 CET | Version of Record | https://www.mdpi.com/2076-3417/7/12/1212/pdf |
