| article html file updated | 9 February 2020 02:30 CET | Update | https://www.mdpi.com/2076-3417/8/1/66 |
| article html file updated | 29 September 2019 18:59 CEST | Update | N/A |
| article html file updated | 2 May 2019 03:25 CEST | Update | N/A |
| article html file updated | 18 April 2019 01:34 CEST | Update | N/A |
| article html file updated | 28 March 2019 14:15 CET | Update | N/A |
| article html file updated | 1 February 2018 11:30 CET | Update | N/A |
| article html file updated | 9 January 2018 17:16 CET | Original file | N/A |
| article xml uploaded. | 9 January 2018 17:14 CET | Update | https://www.mdpi.com/2076-3417/8/1/66/xml |
| article pdf uploaded. | 9 January 2018 17:13 CET | Version of Record | https://www.mdpi.com/2076-3417/8/1/66/pdf |
