| article html file updated | 9 February 2020 06:12 CET | Update | https://www.mdpi.com/2076-3417/8/2/264 |
| article html file updated | 30 September 2019 16:47 CEST | Update | - |
| article html file updated | 1 May 2019 19:24 CEST | Update | - |
| article html file updated | 17 April 2019 18:35 CEST | Update | - |
| article html file updated | 28 March 2019 22:25 CET | Update | - |
| article html file updated | 14 March 2018 11:26 CET | Update | - |
| article html file updated | 10 February 2018 10:52 CET | Original file | - |
| article xml uploaded. | 10 February 2018 10:51 CET | Original file | https://www.mdpi.com/2076-3417/8/2/264/xml |
| article pdf uploaded. | 10 February 2018 10:51 CET | Version of Record | https://www.mdpi.com/2076-3417/8/2/264/pdf |
