@misc{indiciae463074109af9, title = {Problem-solving as dependent on availability of functions.}, author = {P SAUGSTAD}, year = {1955}, doi = {10.1111/j.2044-8295.1955.tb00539.x}, url = {https://pubmed.ncbi.nlm.nih.gov/13250157/}, note = {Source identifier: 13250157} }