| article html file updated | 9 February 2020 12:43 CET | Update | https://www.mdpi.com/2077-1312/6/2/35 |
| article html file updated | 2 October 2019 07:58 CEST | Update | - |
| article html file updated | 1 May 2019 05:42 CEST | Update | - |
| article html file updated | 17 April 2019 05:51 CEST | Update | - |
| article html file updated | 29 March 2019 13:08 CET | Update | - |
| article html file updated | 28 June 2018 08:59 CEST | Update | - |
| article html file updated | 10 April 2018 12:56 CEST | Original file | - |
| article xml uploaded. | 10 April 2018 12:54 CEST | Update | https://www.mdpi.com/2077-1312/6/2/35/xml |
| article pdf uploaded. | 10 April 2018 12:54 CEST | Updated version of record | https://www.mdpi.com/2077-1312/6/2/35/pdf |
| article pdf uploaded. | 5 April 2018 17:46 CEST | Version of Record | https://www.mdpi.com/2077-1312/6/2/35/pdf-vor |
