| article html file updated | 8 February 2020 05:04 CET | Update | https://www.mdpi.com/2076-2607/5/2/22 |
| article html file updated | 24 September 2019 15:49 CEST | Update | N/A |
| article html file updated | 3 May 2019 23:29 CEST | Update | N/A |
| article html file updated | 28 June 2017 14:09 CEST | Update | N/A |
| article html file updated | 23 May 2017 03:41 CEST | Update | N/A |
| article html file updated | 4 May 2017 14:01 CEST | Original file | N/A |
| article xml uploaded. | 4 May 2017 13:59 CEST | Original file | https://www.mdpi.com/2076-2607/5/2/22/xml |
| article pdf uploaded. | 4 May 2017 13:59 CEST | Version of Record | https://www.mdpi.com/2076-2607/5/2/22/pdf |
