@misc{indiciaef36b9024397e, title = {Learning principles applied to the stuttering problem.}, author = {P H Damsté and E J Zwaan and T J Schoenaker}, year = {1968}, doi = {10.1159/000263208}, url = {https://pubmed.ncbi.nlm.nih.gov/5724011/}, note = {Source identifier: 5724011} }