Barton, D. H. R.. "Some studies in the biogenesis of plant products" Pure and Applied Chemistry, vol. 9, no. 1, 1964, pp. 35-48. https://doi.org/10.1351/pac196409010035
Barton, D. (1964) Some studies in the biogenesis of plant products. Pure and Applied Chemistry, Vol. 9 (Issue 1), pp. 35-48. https://doi.org/10.1351/pac196409010035
Barton, D. H. R.. "Some studies in the biogenesis of plant products" Pure and Applied Chemistry 9, no. 1 (1964): 35-48. https://doi.org/10.1351/pac196409010035