Martins N, Gonçalves S, Palma T, Romano A. Seed germination of two critically endangered plantain species, Plantago algarbiensis and P. almogravensis (Plantaginaceae). Seed Science and Technology. 2012;40:144-149. doi:10.15258/sst.2012.40.1.19

Custódio L, Escapa ALuísa, Fernandes E, et al. Phytochemical profile, antioxidant and cytotoxic activities of the carob tree (Ceratonia siliqua L.) germ flour extracts. Plant Foods Hum Nutr. 2011;66(1):78-84. doi:10.1007/s11130-011-0214-8

Gonçalves S, Martins N, Romano A. Physiological traits and oxidative stress markers during acclimatization of micropropagated plants from two endangered Plantago species: P. algarbiensis Samp. and P. almogravensis Franco. In Vitro Cellular & Developmental Biology - Plant. 2017;53(3):249 - 255. doi:10.1007/s11627-017-9812-y

Martins N, Osorio MLeonor, Gonçalves S, Osorio J, Palma T, Romano A. Physiological responses of Plantago algarbiensis and P. almogravensis shoots and plantlets to low pH and aluminum stress. Acta Physiologiae Plantarum. 2013;35(2):615 - 625. doi:10.1007/s11738-012-1102-z

Rodríguez-Solana R, Carlier JDias, Costa MClara, Romano A. Multi-element characterisation of carob, fig and almond liqueurs by MP-AES. Journal of the Institute of Brewing. 2018. doi:10.1002/jib.495

Correia S, Matos M, Ferreira V, et al. Molecular instability induced by aluminum stress in Plantago species. Mutation Research/Genetic Toxicology and Environmental Mutagenesis. 2014;770:105 - 111. doi:10.1016/j.mrgentox.2014.06.002

Gonçalves S, Martins N, Romano A. Micropropagation and conservation of endangered species Plantago algarbiensis and P. almogravensis. Biologia Plantarum. 2009;53(4):774-778. doi:10.1007/s10535-009-0142-8

Martins N, Gonçalves S, Romano A. Metabolism and aluminum accumulation in Plantago almogravensis and P. algarbiensis in response to low pH and aluminum stress. Biologia Plantarum. 2013;57(2):325-331. doi:10.1007/s10535-012-0271-3

Martins N, Gonçalves S, Romano A. Metabolism and aluminum accumulation in Plantago almogravensis and P. algarbiensis in response to low pH and aluminum stress. Biologia Plantarum. 2013;57(2):325-331. doi:10.1007/s10535-012-0271-3

Martins N, Gonçalves S, Palma T, Romano A. The influence of low pH on in vitro growth and biochemical parameters of Plantago almogravensis and P. algarbiensis. Plant Cell, Tissue and Organ Culture (PCTOC). 2011;107(1):113 - 121. doi:10.1007/s11240-011-9963-1

Rodríguez‐Solana R, Esteves E, Mansinhos I, et al. Influence of elaboration process on chemical, biological, and sensory characteristics of European pennyroyal liqueurs. Journal of the Science of Food and Agriculture. 2021;101(10):4076 - 4089. doi:10.1002/jsfa.v101.1010.1002/jsfa.11043

Rukavina I, Rodrigues MJoão, Pereira CG, et al. Greener Is Better: First Approach for the Use of Natural Deep Eutectic Solvents (NADES) to Extract Antioxidants from the Medicinal Halophyte Polygonum maritimum L. Molecules. 2021;26(20):6136. doi:10.3390/molecules26206136

Ferreira V, Matos M, Correia S, et al. Genetic diversity of two endemic and endangered Plantago species. Biochemical Systematics and Ecology. 2013;51:37 - 44. doi:10.1016/j.bse.2013.08.003

Pan Y-L, Rodrigues MJoão, Pereira CG, et al. Exploring the Biotechnological Value of Marine Invertebrates: A Closer Look at the Biochemical and Antioxidant Properties of Sabella spallanzanii and Microcosmus squamiger. Animals. 2021;11(12):3557. doi:10.3390/ani11123557

Martins N, Gonçalves S, Andrade PB, Valentão P, Romano A. Changes on organic acid secretion and accumulation in Plantago almogravensis Franco and Plantago algarbiensis Samp. under aluminum stress. Plant Science. 2013;198:1 - 6. doi:10.1016/j.plantsci.2012.09.001

Gonçalves S, Grevenstuk T, Martins N, Romano A. Antioxidant activity and verbascoside content in extracts from two uninvestigated endemic Plantago spp. Industrial Crops and Products. 2015;65:198 - 202. doi:10.1016/j.indcrop.2014.12.011

Martins N, Gonçalves S, Romano A. Aluminum inhibits root growth and induces hydrogen peroxide accumulation in Plantago algarbiensis and P. almogravensis seedlings. Protoplasma. 2013;250(6):1295 - 1302. doi:10.1007/s00709-013-0511-1