| article html file updated | 9 February 2020 06:29 CET | Update | https://www.mdpi.com/2076-3263/8/2/70 |
| article html file updated | 1 May 2019 18:47 CEST | Update | - |
| article html file updated | 17 April 2019 18:03 CEST | Update | - |
| article html file updated | 28 March 2019 22:59 CET | Update | - |
| article html file updated | 14 March 2018 11:08 CET | Update | - |
| article html file updated | 13 February 2018 07:08 CET | Original file | - |
| article xml uploaded. | 13 February 2018 07:07 CET | Original file | https://www.mdpi.com/2076-3263/8/2/70/xml |
| article pdf uploaded. | 13 February 2018 07:07 CET | Version of Record | https://www.mdpi.com/2076-3263/8/2/70/pdf |
