1. Statistical tool for dating and interpreting archaeological contexts using pottery
2. french, Paris, La graphique et le traitement graphique de l’information, 273, Nouvelle Bibliothèque Scientifique, Flammarion, 1977, Bertin, Jacques
3. SpadeR: Species-Richness Prediction and Diversity Estimation with R, Chao, Anne and Ma, K. H. and Hsieh, T. C. and Chiu, Chun-Huo, 2016, R package version 0.1.1, https://CRAN.R-project.org/package=SpadeR
4. Theade4Package: Implementing the Duality Diagram for Ecologists
5. Seriation Method and Its Evaluation