This is BibTeX, Version 0.99d (TeX Live 2017/Arch Linux) Capacity: max_strings=100000, hash_size=100000, hash_prime=85009 The top-level auxiliary file: hdpe.aux The style file: plain.bst Database file #1: hdpe.bib Warning--empty journal in fig1 You've used 6 entries, 2118 wiz_defined-function locations, 527 strings with 4932 characters, and the built_in function-call counts, 1418 in all, are: = -- 137 > -- 53 < -- 0 + -- 23 - -- 16 * -- 55 := -- 247 add.period$ -- 23 call.type$ -- 6 change.case$ -- 26 chr.to.int$ -- 0 cite$ -- 7 duplicate$ -- 46 empty$ -- 134 format.name$ -- 16 if$ -- 303 int.to.chr$ -- 0 int.to.str$ -- 6 missing$ -- 1 newline$ -- 38 num.names$ -- 12 pop$ -- 52 preamble$ -- 1 purify$ -- 20 quote$ -- 0 skip$ -- 34 stack$ -- 0 substring$ -- 43 swap$ -- 5 text.length$ -- 0 text.prefix$ -- 0 top$ -- 0 type$ -- 24 warning$ -- 1 while$ -- 13 width$ -- 7 write$ -- 69 (There was 1 warning)