| article html file updated | 9 February 2020 06:03 CET | Update | https://www.mdpi.com/2076-3417/8/2/258 |
| article html file updated | 30 September 2019 15:54 CEST | Update | N/A |
| article html file updated | 1 May 2019 19:46 CEST | Update | N/A |
| article html file updated | 17 April 2019 18:53 CEST | Update | N/A |
| article html file updated | 28 March 2019 22:05 CET | Update | N/A |
| article html file updated | 14 March 2018 11:19 CET | Update | N/A |
| article html file updated | 9 February 2018 10:15 CET | Original file | N/A |
| article xml uploaded. | 9 February 2018 10:14 CET | Update | https://www.mdpi.com/2076-3417/8/2/258/xml |
| article xml uploaded. | 9 February 2018 10:14 CET | Original file | N/A |
| article pdf uploaded. | 9 February 2018 10:12 CET | Version of Record | https://www.mdpi.com/2076-3417/8/2/258/pdf |
