| article html file updated | 9 February 2020 09:30 CET | Update | https://www.mdpi.com/2076-3417/8/3/420 |
| article html file updated | 1 October 2019 13:05 CEST | Update | N/A |
| article html file updated | 1 May 2019 12:28 CEST | Update | N/A |
| article html file updated | 17 April 2019 12:11 CEST | Update | N/A |
| article html file updated | 29 March 2019 05:49 CET | Update | N/A |
| article html file updated | 26 March 2018 14:36 CEST | Update | N/A |
| article html file updated | 12 March 2018 10:06 CET | Original file | N/A |
| article xml uploaded. | 12 March 2018 10:05 CET | Original file | https://www.mdpi.com/2076-3417/8/3/420/xml |
| article pdf uploaded. | 12 March 2018 10:05 CET | Version of Record | https://www.mdpi.com/2076-3417/8/3/420/pdf |
