Johnson, N G , & Olsson, H
On the standardisation of photo-electric
elements by means of solar radiation.- The
total energy of incident radiation computed
from records with photo-electric elements.
9:o Stockholm 1944.
=Meddelanden, Statens ^eteorologisk^hydro-
grafTska anstalt. Ser. uppsatser.Nr 47. M^uAt^
Me^^afol

J ohnson, N G , & Olsson, H	•	_
On the standardisation of photo-electric
elements by means of solar radiation.- The
total energy of incident radiation computed
from records with photo-electric elements.
8:0 Stockholm 1944.
=Meddelanden, Statens meteorologisk-hydro-
grafiska anstalt. Ser. uppsatser.Nr 47. NatuAvet
S. ,
N etes Yo]
Alta