Nicolae Ene - origami: Etna kusudama by Maria Sinayskaya
Zen Origami: 20 Modular Forms for Meditation and Calm: 400 sheets of origami paper in 10 unique designs included! : Sinayskaya, Maria: Amazon.it: Libri
Zen Origami book by Maria Sinayskaya and Origami folded by Janet Williams. – Spark Joy Origami