| article html file updated | 8 February 2020 22:17 CET | Update | https://www.mdpi.com/2078-2489/8/4/155 |
| article html file updated | 28 September 2019 18:35 CEST | Update | - |
| article html file updated | 2 May 2019 12:34 CEST | Update | - |
| article html file updated | 18 April 2019 10:11 CEST | Update | - |
| article html file updated | 2 January 2018 13:48 CET | Update | - |
| article html file updated | 26 November 2017 10:07 CET | Original file | - |
| article xml uploaded. | 26 November 2017 10:06 CET | Update | https://www.mdpi.com/2078-2489/8/4/155/xml |
| article xml uploaded. | 26 November 2017 10:06 CET | Original file | - |
| article pdf uploaded. | 26 November 2017 10:06 CET | Version of Record | https://www.mdpi.com/2078-2489/8/4/155/pdf |
