SLSQP original paper

This is somewhat hard to find (although I did), so I share it. This is the original paper[1] describing the SLSQP solver used in scipy[2]:

 

To download use the menu button at the bottom and choose "Download a Copy".  

References

1. Kraft D (1988), A software package for sequential quadratic programming. Tech. Rep. DFVLR-FB 88-28, DLR German Aerospace Center — Institute for Flight Mechanics, Koln, Germany.
2. https://docs.scipy.org/doc/scipy/reference/optimize.minimize-slsqp.html