| article html file updated | 8 February 2020 02:34 CET | Update | https://www.mdpi.com/2075-4701/7/4/120 |
| article html file updated | 24 September 2019 02:05 CEST | Update | - |
| article html file updated | 4 May 2019 04:20 CEST | Update | - |
| article html file updated | 28 April 2017 06:53 CEST | Update | - |
| article html file updated | 11 April 2017 12:03 CEST | Update | - |
| article xml uploaded. | 11 April 2017 12:02 CEST | Update | https://www.mdpi.com/2075-4701/7/4/120/xml |
| article pdf uploaded. | 11 April 2017 12:02 CEST | Updated version of record | https://www.mdpi.com/2075-4701/7/4/120/pdf |
| article html file updated | 31 March 2017 10:32 CEST | Original file | - |
| article pdf uploaded. | 31 March 2017 09:59 CEST | Updated version of record | https://www.mdpi.com/2075-4701/7/4/120/pdf-vor |
| article pdf uploaded. | 30 March 2017 11:31 CEST | Version of Record | https://www.mdpi.com/2075-4701/7/4/120/pdf-vor |
