| article html file updated | 8 February 2020 02:23 CET | Update | https://www.mdpi.com/2306-5710/3/2/18 |
| article html file updated | 4 May 2019 04:44 CEST | Update | N/A |
| article html file updated | 29 March 2017 12:03 CEST | Update | N/A |
| article xml uploaded. | 29 March 2017 12:02 CEST | Update | https://www.mdpi.com/2306-5710/3/2/18/xml |
| article pdf uploaded. | 29 March 2017 12:01 CEST | Updated version of record | https://www.mdpi.com/2306-5710/3/2/18/pdf |
| article html file updated | 28 March 2017 12:33 CEST | Update | N/A |
| article pdf uploaded. | 28 March 2017 12:03 CEST | Updated version of record | https://www.mdpi.com/2306-5710/3/2/18/pdf-vor |
| article html file updated | 28 March 2017 11:25 CEST | Original file | N/A |
| article pdf uploaded. | 28 March 2017 11:03 CEST | Version of Record | https://www.mdpi.com/2306-5710/3/2/18/pdf-vor |
