Recursive greedy initialization of the quantum approximate optimization algorithm with guaranteed improvement
S. Sack, R.A. Medina Ramos, R. Kueng, M. Serbyn, Physical Review A 107 (2023).

Improving variational quantum algorithms: Innovative initialization techniques and extensions to qudit systems
S. Sack, Improving Variational Quantum Algorithms: Innovative Initialization Techniques and Extensions to Qudit Systems, Institute of Science and Technology Austria, 2023.

Avoiding barren plateaus using classical shadows
S. Sack, R.A. Medina Ramos, A. Michailidis, R. Kueng, M. Serbyn, PRX Quantum 3 (2022).

Entanglement-based observables for quantum impurities
L. Stocker, S. Sack, M.S. Ferguson, O. Zilberberg, Physical Review Research 4 (2022).

Quantum annealing initialization of the quantum approximate optimization algorithm
S. Sack, M. Serbyn, Quantum 5 (2021).