Ugo Zanetti and Nathan P. Gibson (eds.), "The South Indian apostolate of St Thomas and the Portuguese in the 16th century" in last modified January 4, 2016, http://syriaca.org/bibl/977
    
        
            
                
                    
                        K.S.
                        Mathew
                    
                    The South Indian apostolate of St Thomas and the
                     Portuguese in the 16th century
                    http://syriaca.org/bibl/977
                
                
                    Christian Orient
                    
                        1985
                    
                    6
                    5-12