Bernues J. ea, 1989
Bernues J. , Beltran R. , Casasnovas J.M. and Azorin F.
Structural polymorphism of homopurine-homopyrimidine sequen-
ces: the secondary DNA structure adopted by a d(GA-CT) sequ-
ence in the presence of zinc ions. EMBO J. , *8, 2087-2094, ( 1989 ).