[2] viXra:1807.0332 submitted on 2018-07-20 05:58:48, (74 unique-IP downloads)
Authors: Bronwyn E Howell, Petrus H Potgieter
Category: Economics and Finance
[1] viXra:1805.0291 submitted on 2018-05-15 02:07:10, (72 unique-IP downloads)
Authors: Bronwyn E Howell, Petrus H Potgieter
Category: Economics and Finance