38.
"Planck's
Theory
of
Radiation and the
Theory
of
Specific
Heat"
[Einstein
1907a]
Dated
Bern,
November 1906
Received
9
November 1906
Published
28 December
1906
(for
January
1907)
In:
Annalen
der
Physik
22
(1907):
180-190.