1. M. S. South and M. J. Miller, Novel 3-Phenoxypyridazines, Herbicidal Compositions and Uses Thereof, U. S. Patent Application Pending.
2. M. S. South, Novel 5-Methoxy Pyridinyloxypridazines, Herbicidal Compositions and Uses Thereof, U. S. Patent Application Pending.
3. M. S. South and K. Moedritzer, Novel 3-Pyrazolyloxy-pyridazines, Herbicidal Compositions and Uses Thereof, U. S. Patent Application Pending.
4. M. S. South and T. L. Jakuboski, Novel 3-Phenylpyridazines, Herbicidal Compositions and Uses Thereof, U. S. Patent Application Pending.
5. Pyridazines with heteroatom substituents in position 3 and 5, part 1: 5-Hydroxy-3(2H)-pyridazinone and its derivatives