| article html file updated | 9 February 2020 02:31 CET | Update | https://www.mdpi.com/2076-3425/8/1/13 |
| article html file updated | 2 May 2019 03:22 CEST | Update | N/A |
| article html file updated | 18 April 2019 01:32 CEST | Update | N/A |
| article html file updated | 28 March 2019 14:18 CET | Update | N/A |
| article html file updated | 1 February 2018 13:58 CET | Update | N/A |
| article html file updated | 10 January 2018 06:02 CET | Original file | N/A |
| article xml uploaded. | 10 January 2018 06:01 CET | Original file | https://www.mdpi.com/2076-3425/8/1/13/xml |
| article pdf uploaded. | 10 January 2018 06:01 CET | Version of Record | https://www.mdpi.com/2076-3425/8/1/13/pdf |
