@article{busch_kudumu_park_2022, title={Pedagogical Content Knowledge for Informal Science Educators: Development of the ISE-PCK Framework}, volume={4}, ISSN={0157-244X 1573-1898}, url={http://dx.doi.org/10.1007/s11165-022-10055-9}, DOI={10.1007/s11165-022-10055-9}, journal={Research in Science Education}, publisher={Springer Science and Business Media LLC}, author={Busch, K.C. and Kudumu, Mwenda and Park, Soonhye}, year={2022}, month={Apr} }