2 citations · 3 across the 4 of their papers we have counts for
1 paper · 2 filters
E. L. Koschmieder
The difference of the rest masses m(pi^+-) - m(mu^+-) is nearly equal to 1/4 of the rest mass of the pi^(+-) mesons and is equal to the sum of the rest masses of the 0.7 times 10^9…