Boardman, A.D..
Physics Programs: Magnetism / - 1st ed / - New York : John Wiley & Sons. - p.219 :
0-471-27733-9
Physics
C / M0.2
Physics Programs: Magnetism / - 1st ed / - New York : John Wiley & Sons. - p.219 :
0-471-27733-9
Physics
C / M0.2