H. Veraart

A new approach for the determination of expected traveling time in an AS/RS system under any assignment policy

J. Ashayeri, R.M.J. Heuts, H. Veraart, 1996 .

A geometrical approach to computing expected cycle times for zonebased storage layouts in AS/RS

R.M.J. Heuts, J. Ashayeri, H. Veraart, 2002 .