| article html file updated | 7 February 2020 13:29 CET | Update | https://www.mdpi.com/2075-5309/6/3/30 |
| article html file updated | 5 May 2019 06:50 CEST | Update | N/A |
| article html file updated | 27 March 2019 13:57 CET | Update | N/A |
| article html file updated | 27 September 2016 12:05 CEST | Update | N/A |
| article html file updated | 18 August 2016 09:14 CEST | Original file | N/A |
| article xml uploaded. | 18 August 2016 09:13 CEST | Update | https://www.mdpi.com/2075-5309/6/3/30/xml |
| article xml uploaded. | 18 August 2016 09:13 CEST | Update | N/A |
| article xml uploaded. | 18 August 2016 09:13 CEST | Original file | N/A |
| article pdf uploaded. | 18 August 2016 09:13 CEST | Version of Record | https://www.mdpi.com/2075-5309/6/3/30/pdf |
