The pages linked below deal with amalgams and dominions in the context of groups. Since the notions are not widely known, they cover the basics, the context in which the work took place

• Introduction to amalgams and dominions
  • Amalgams
  • Embedding group amalgams
  • Amalgamation bases
  • Equalizers
  • Dominions
  • Epimorphisms
  • Varieties
• Nilpotent groups
  • Nil-2 groups
  • Nil-2 groups of finite exponent
  • Higher nilpotency
• Solvable groups
  • Amalgams of solvable groups
  • Dominions in metabelian groups
  • Other results
• More general classes