Seo, J. S., Burri, B. J., Quan, Z., & Neidlinger, T. R. (2005). Extraction and chromatography of carotenoids from pumpkin. In Journal of Chromatography A. https://doi.org/10.1016/j.chroma.2004.10.044
Kim, M. Y., Kim, E. J., Kim, Y. N., Choi, C., & Lee, B. H. (2012). Comparison of the chemical compositions and nutritive values of various pumpkin (Cucurbitaceae) species and parts. Nutrition Research and Practice. https://doi.org/10.4162/nrp.2012.6.1.21
Medjakovic, S., Hobiger, S., Ardjomand-Woelkart, K., Bucar, F., & Jungbauer, A. (2016). Pumpkin seed extract: Cell growth inhibition of hyperplastic and cancer cells, independent of steroid hormone receptors. Fitoterapia. https://doi.org/10.1016/j.fitote.2016.03.010