Robert Beech and Frederick Osman
American Journal of Applied Sciences 2 ( 9 ): 1356 - 1369 , 2005
Frederick Osman, Peter Evans, Peter Toups, Heinrich Hora, Sebastian Glovacz and Slawomir
American Journal of Applied Sciences 2 ( 1 ): 403 - 409 , 2005
Frederick Osman and Robert Beech
American Journal of Applied Sciences 1 ( 2 ): 100 - 106 , 2004
Frederick Osman and Heinrich Hora
American Journal of Applied Sciences 1 ( 2 ): 76 - 83 , 2004
Frederick Osman and Heinrich Hora
American Journal of Applied Sciences 1 ( 1 ): 51 - 53 , 2004
Peter Evans, Frederick Osman and Heinrich Hora
American Journal of Applied Sciences 1 ( 3 ): 168 - 175 , 2004