| article html file updated | 10 February 2020 01:18 CET | Update | https://www.mdpi.com/2076-2607/6/3/69 |
| article html file updated | 5 October 2019 14:20 CEST | Update | N/A |
| article html file updated | 30 April 2019 02:27 CEST | Update | N/A |
| article html file updated | 15 April 2019 21:46 CEST | Update | N/A |
| article html file updated | 30 March 2019 20:17 CET | Update | N/A |
| article html file updated | 26 September 2018 10:01 CEST | Update | N/A |
| article html file updated | 2 August 2018 09:38 CEST | Update | N/A |
| article html file updated | 13 July 2018 16:39 CEST | Original file | N/A |
| article pdf uploaded. | 13 July 2018 16:37 CEST | Version of Record | https://www.mdpi.com/2076-2607/6/3/69/pdf |
| article xml uploaded. | 13 July 2018 16:37 CEST | Update | https://www.mdpi.com/2076-2607/6/3/69/xml |
| article xml file uploaded | 13 July 2018 16:37 CEST | Original file | N/A |
