ZhETF, Vol. 103,
p. 718 (February 1993)
(English translation - JETP,
The issue content is only available in english translation.
Erratum: The interaction between Z and γ* and the Z \longrightarray γΨ and Z \longrightarray γΥ decays [Sov. Physics - JETP 74, 913-917 (June 1992)]