Measuring Programming Language Popularity: Language, COBOL, Mainframe Computer, Fortran, SourceForge, Freshmeat, Tiobe Index

COMTRAN: Programming language, IBM, Fortran, COBOL, Bob Bemer, Exit, Picture clause

DIBOL: Programming language, Fortran, BASIC, Binary coded decimal, COBOL, Digital Equipment Corporation

Basic IBM Mainframe Assembly Language Programming

Eclipse (software): Software development environment, Programming language, Integrated C++, COBOL, Python (programming language), Perl