| article html file updated | 8 February 2020 03:49 CET | Update | https://www.mdpi.com/2076-2607/5/2/19 |
| article html file updated | 24 September 2019 09:04 CEST | Update | N/A |
| article html file updated | 4 May 2019 01:47 CEST | Update | N/A |
| article html file updated | 28 June 2017 14:09 CEST | Update | N/A |
| article html file updated | 18 April 2017 12:09 CEST | Original file | N/A |
| article xml uploaded. | 18 April 2017 12:08 CEST | Original file | https://www.mdpi.com/2076-2607/5/2/19/xml |
| article pdf uploaded. | 18 April 2017 12:08 CEST | Version of Record | https://www.mdpi.com/2076-2607/5/2/19/pdf |
