| article html file updated | 7 February 2020 23:50 CET | Update | https://www.mdpi.com/2076-3417/7/2/207 |
| article html file updated | 23 September 2019 10:27 CEST | Update | N/A |
| article html file updated | 4 May 2019 10:22 CEST | Update | N/A |
| article html file updated | 1 March 2017 04:42 CET | Update | N/A |
| article html file updated | 21 February 2017 12:35 CET | Original file | N/A |
| article xml uploaded. | 21 February 2017 12:33 CET | Update | https://www.mdpi.com/2076-3417/7/2/207/xml |
| article xml uploaded. | 21 February 2017 12:33 CET | Original file | N/A |
| article pdf uploaded. | 21 February 2017 12:33 CET | Updated version of record | https://www.mdpi.com/2076-3417/7/2/207/pdf |
| article pdf uploaded. | 20 February 2017 14:49 CET | Version of Record | https://www.mdpi.com/2076-3417/7/2/207/pdf-vor |
