Twisting spun knots by E. C. Zeeman
= Twisting spun knots by E. C. Zeeman
{c}
{tag=Work by E. C. Zeeman}
{title2=1965}
Primary text: https://homepages.math.uic.edu/~kauffman/Zeeman.pdf
Main theorem Section 6; Corollary 2 p487; pp471–472 explain punctured/open and bounded-punctured fibers.