Fischer, V., & Pardo-Pérez, J. (2012). New ophthalmosaurid ichthyosaurs from the European lower cretaceous demonstrate extensive ichthyosaur survival across the Jurassic-Cretaceous boundary. PLOS ONE, 7(1), . https://doi.org/10.1371/journal.pone.0029234
Chicago Style (17th ed.) CitationFischer, Valentin, and Judith Pardo-Pérez. "New Ophthalmosaurid Ichthyosaurs from the European Lower Cretaceous Demonstrate Extensive Ichthyosaur Survival Across the Jurassic-Cretaceous Boundary." PLOS ONE 7, no. 1 (2012). https://doi.org/10.1371/journal.pone.0029234.
MLA (9th ed.) CitationFischer, Valentin, and Judith Pardo-Pérez. "New Ophthalmosaurid Ichthyosaurs from the European Lower Cretaceous Demonstrate Extensive Ichthyosaur Survival Across the Jurassic-Cretaceous Boundary." PLOS ONE, vol. 7, no. 1, 2012, https://doi.org/10.1371/journal.pone.0029234.