the landmark paper by Watson and Crick: Watson and Crick 1953a.

The details were presented in a second paper: Watson and Crick 1953b.

Crick explained later that this: Crick 1988, p. 66.

One was by Wilkins, Alexander Stokes, and Herbert Wilson: Wilkins, Stokes, and Wilson 1953.

The third paper in the April 25: Franklin and Gosling 1953a. They published another paper in July of the same year, in which they detailed the distinction between the DNA A and B structures; Franklin and Gosling 1953b. See also Franklin and Gosling 1953c.