Drought class transition analysis through Markov and Loglinear models, an approach to early warning AA Paulo, E Ferreira, C Coelho, LS Pereira Agricultural water management 77 (1-3), 59-81, 2005 | 167 | 2005 |

SPI-based drought category prediction using loglinear models EE Moreira, CA Coelho, AA Paulo, LS Pereira, JT Mexia Journal of hydrology 354 (1-4), 116-130, 2008 | 165 | 2008 |

The generalized integer Gamma distribution—a basis for distributions in multivariate statistics CA Coelho Journal of Multivariate Analysis 64 (1), 86-102, 1998 | 118 | 1998 |

The Generalized Near-Integer Gamma distribution - a basis for near-exact distributions CA Coelho Journal of Multivariate Analysis 89, 191-218, 2004 | 75 | 2004 |

A general near-exact distribution theory for the most common likelihood ratio test statistics used in Multivariate Analysis FJ Marques, CA Coelho, BC Arnold Test 20 (1), 180-203, 2011 | 49 | 2011 |

On the distribution of the product and ratio of independent generalized gamma-ratio random variables CA Coelho, JT Mexia Sankhyā: The Indian Journal of Statistics, 221-255, 2007 | 40 | 2007 |

Microbiological and chemical characterisation of composts at different levels of maturity, with evaluation of phytotoxicity and enzymatic activities ACC Queda, G Vallini, M Agnolucci, CA Coelho, L Campos, RB de Sousa Microbiology of composting, 345-355, 2002 | 39 | 2002 |

Near-exact distributions for the sphericity likelihood ratio test statistic FJ Marques, CA Coelho Journal of Statistical Planning and Inference 138 (3), 726-741, 2008 | 26 | 2008 |

Near-exact distributions for the likelihood ratio test statistic to test equality of several variance-covariance matrices in elliptically contoured distributions CA Coelho, FJ Marques Computational Statistics 27 (4), 627-659, 2012 | 24 | 2012 |

The advantage of decomposing elaborate hypotheses on covariance matrices into conditionally independent hypotheses in building near-exact distributions for the test statistics CA Coelho, FJ Marques Linear Algebra and Its Applications 430 (10), 2592-2606, 2009 | 22 | 2009 |

Document clustering and cluster topic extraction in multilingual corpora J Silva, J Mexia, A Coelho, G Lopes Proceedings 2001 IEEE International Conference on Data Mining, 513-520, 2001 | 22 | 2001 |

The distribution of the product of powers of independent uniform random variables—A simple but useful tool to address and better understand the structure of some distributions BC Arnold, CA Coelho, FJ Marques Journal of Multivariate Analysis 113 (1), 19-36, 2013 | 21 | 2013 |

Near-exact distributions for the independence and sphericity likelihood ratio test statistics CA Coelho, FJ Marques Journal of Multivariate Analysis 101 (3), 583-593, 2010 | 21 | 2010 |

Development and comparative study of two near-exact approximations to the distribution of the product of an odd number of independent Beta random variables LM Grilo, CA Coelho Journal of Statistical Planning and Inference 137 (5), 1560-1575, 2007 | 20 | 2007 |

Near-exact distributions for certain likelihood ratio test statistics CA Coelho, BC Arnold, FJ Marques Journal of Statistical Theory and Practice 4 (4), 711-725, 2010 | 18 | 2010 |

The wrapped Gamma distribution and wrapped sums and linear combinations of independent Gamma and Laplace distributions CA Coelho Journal of Statistical Theory and Practice 1 (1), 1-29, 2007 | 16 | 2007 |

Generalized Canonical Analysis CA Coelho The University of Michigan, Ann Arbor, MI, USA, 1992 | 16 | 1992 |

Addendum to the paper “The Generalized Integer Gamma Distribution—a basis for distributions in multivariate statistics” CA Coelho Journal of Multivariate Analysis 69 (2), 281-285, 1999 | 14 | 1999 |

Product and Ratio of Generalized Gamma-Ratio Random Variables: Exact and Near-exact distributions - Applications CA Coelho, JT Mexia LAP - Lambert Academic Publishing, 2010 | 12 | 2010 |

A Statistical Approach for Multilingual Document Clustering and Topic Extraction from Clusters J Silva, J Mexia, CA Coelho, G Lopes Pliska Studia Mathematica Bulgarica 16 (1), 207p-228p, 2004 | 12 | 2004 |