@misc{indiciae7b7d3b03902f, title = {Problem solving ability in aging and dementia: normative data on a non-verbal test.}, author = {N Allamanno and S Della Sala and M Laiacona and C Pasetti and H Spinnler}, year = {1987}, doi = {10.1007/bf02337583}, url = {https://pubmed.ncbi.nlm.nih.gov/3597050/}, note = {Source identifier: 3597050} }