| article html file updated | 9 February 2020 05:20 CET | Update | https://www.mdpi.com/2076-3417/8/2/231 |
| article html file updated | 30 September 2019 11:35 CEST | Update | N/A |
| article html file updated | 1 May 2019 21:23 CEST | Update | N/A |
| article html file updated | 17 April 2019 20:16 CEST | Update | N/A |
| article html file updated | 28 March 2019 20:31 CET | Update | N/A |
| article html file updated | 14 March 2018 10:46 CET | Update | N/A |
| article html file updated | 2 February 2018 12:55 CET | Original file | N/A |
| article xml uploaded. | 2 February 2018 12:54 CET | Original file | https://www.mdpi.com/2076-3417/8/2/231/xml |
| article pdf uploaded. | 2 February 2018 12:54 CET | Version of Record | https://www.mdpi.com/2076-3417/8/2/231/pdf |
