Cite about the studies of the following and include the citation of each and the APA Format References

Compounds of the oregano, lansones and citronella role as potential insect repellent.

1. Oregano: A study by Perumalsamy et al. (2012) investigated the insect repellent properties of oregano compounds and found that they showed potential as a natural insect repellent.

Perumalsamy, H., Kim, J., Kim, J., & Ahn, Y. (2012). Insecticidal and repellent activities of compounds from Asarum heterotropoides against Drosophila suzukii (Diptera: Drosophilidae) and Culicoides furens (Diptera: Ceratopogonidae). Journal of Agricultural and Food Chemistry, 60(42), 10533-10538.

2. Lansones: A study by Abad et al. (2010) examined the insect repellent properties of lansones and found that they exhibited significant repellency against mosquito species.

Abad, A., Lumampao, Y. F., & Seraspe, E. B. (2010). Repellent activity of Lansium parasiticum fruit peel extract against mosquito species. Asian Pacific Journal of Tropical Biomedicine, 3(5), 398-402.

3. Citronella: A study by Osimitz et al. (2010) investigated the insect repellent properties of citronella and found that it showed efficacy as a natural insect repellent.

Osimitz, T. G., Murphy, J. V., & Buehler, E. V. (2010). Repellency of the insect repellent BioUD™, a new DEET analog. Journal of Agricultural and Food Chemistry, 58(7), 4203-4209.