Bess, Leon <br/>
       NASA TN [D-5082] : a suboptimal approximation to the kalman filter 
 / Leon Bess 
 .- Washington: National Aeronautics and Space Administration,  1969 
 .- 26p. 
.- ( NASA Technical Note   
  ** D-5082  )
<br/>Technical Note D-5081-99<br/>Bound Vol. No.101138; Contents: TR9848-9865 
<br/><u>Subject Headings:</u> <br/>Aeronautics;
<br><U>Copy Details:</u><br> Acc. No.: <b>TR9848</b>, Full Call No.: ,   Item type:  Technical Report , Location: COMPACT STORAGE (BASEMENT), NASA TN D-5082<br><b>------------------------- --------------------- ------ --------- ------- ------- --------- -------- </b><br>