| article html file updated | 8 February 2020 04:30 CET | Update | https://www.mdpi.com/2220-9964/6/5/131 |
| article html file updated | 24 September 2019 12:54 CEST | Update | - |
| article html file updated | 4 May 2019 00:31 CEST | Update | - |
| article html file updated | 31 May 2017 09:59 CEST | Update | - |
| article html file updated | 5 May 2017 02:48 CEST | Update | - |
| article xml uploaded. | 5 May 2017 02:47 CEST | Update | https://www.mdpi.com/2220-9964/6/5/131/xml |
| article pdf uploaded. | 5 May 2017 02:47 CEST | Updated version of record | https://www.mdpi.com/2220-9964/6/5/131/pdf |
| article html file updated | 27 April 2017 14:49 CEST | Original file | - |
| article pdf uploaded. | 27 April 2017 14:48 CEST | Version of Record | https://www.mdpi.com/2220-9964/6/5/131/pdf-vor |
