| article html file updated | 8 February 2020 01:36 CET | Update | https://www.mdpi.com/2075-163X/7/3/40 |
| article html file updated | 23 September 2019 20:38 CEST | Update | N/A |
| article html file updated | 4 May 2019 06:24 CEST | Update | N/A |
| article html file updated | 29 March 2017 06:03 CEST | Update | N/A |
| article html file updated | 17 March 2017 03:18 CET | Original file | N/A |
| article xml uploaded. | 17 March 2017 03:16 CET | Update | https://www.mdpi.com/2075-163X/7/3/40/xml |
| article pdf uploaded. | 17 March 2017 03:16 CET | Updated version of record | https://www.mdpi.com/2075-163X/7/3/40/pdf |
| article pdf uploaded. | 16 March 2017 15:31 CET | Version of Record | https://www.mdpi.com/2075-163X/7/3/40/pdf-vor |
