Nelson, Wilbur C..
Selected Topics on Ballistics / - 1st ed / - London W.1 : Pergamon Pres Ltd.. - p.280,vii :
Mathematics
B7193 / J9;1
Selected Topics on Ballistics / - 1st ed / - London W.1 : Pergamon Pres Ltd.. - p.280,vii :
Mathematics
B7193 / J9;1