Abstract: https://hal.archives-ouvertes.fr/hal-02004696
Full paper: https://hal.archives-ouvertes.fr/hal-02004696v3/document
[…] that 3 deep under-
ground nuclear explosions occurred on
September 11, 2001 under the World
Trade Center site, each of them at
least of 50 kt and more probably on
the order of 100 kt of TNT.[…]
Stop tying yourselves in knots trying to deny this.