Matches in Ghent University Academic Bibliography for { ?s ?p 1991. }
- 291010 date "1991".
- 291012 date "1991".
- 291652 date "1991".
- 292198 date "1991".
- 292200 date "1991".
- 294745 date "1991".
- 2977947 date "1991".
- 2977965 date "1991".
- 298603 date "1991".
- 298674 date "1991".
- 299979 date "1991".
- 3002558 date "1991".
- 3002561 date "1991".
- 300786 date "1991".
- 301012 date "1991".
- 301124 date "1991".
- 301156 date "1991".
- 301188 date "1991".
- 301314 date "1991".
- 301748 date "1991".
- 301754 date "1991".
- 301758 date "1991".
- 301880 date "1991".
- 302068 date "1991".
- 3032456 date "1991".
- 3032994 date "1991".
- 303787 date "1991".
- 304688 date "1991".
- 304771 date "1991".
- 304817 date "1991".
- 304839 date "1991".
- 306113 date "1991".
- 306318 date "1991".
- 306321 date "1991".
- 306336 date "1991".
- 306494 date "1991".
- 307166 date "1991".
- 307215 date "1991".
- 3077438 date "1991".
- 308509 date "1991".
- 308513 date "1991".
- 308842 date "1991".
- 308844 date "1991".
- 309539 date "1991".
- 310649 date "1991".
- 310650 date "1991".
- 310651 date "1991".
- 3118747 date "1991".
- 3118812 date "1991".
- 312040 date "1991".
- 312052 date "1991".
- 3131946 date "1991".
- 3135339 date "1991".
- 3135394 date "1991".
- 313549 date "1991".
- 313550 date "1991".
- 314577 date "1991".
- 315647 date "1991".
- 315649 date "1991".
- 315651 date "1991".
- 315654 date "1991".
- 315657 date "1991".
- 315659 date "1991".
- 315661 date "1991".
- 315663 date "1991".
- 315987 date "1991".
- 3160946 date "1991".
- 3160949 date "1991".
- 3161058 date "1991".
- 316424 date "1991".
- 3167140 date "1991".
- 319607 date "1991".
- 319611 date "1991".
- 319613 date "1991".
- 319620 date "1991".
- 319635 date "1991".
- 319932 date "1991".
- 319940 date "1991".
- 320006 date "1991".
- 320064 date "1991".
- 321121 date "1991".
- 3213411 date "1991".
- 321866 date "1991".
- 321876 date "1991".
- 321877 date "1991".
- 322165 date "1991".
- 322448 date "1991".
- 322449 date "1991".
- 322450 date "1991".
- 323017 date "1991".
- 323977 date "1991".
- 330220 date "1991".
- 330687 date "1991".
- 330691 date "1991".
- 331085 date "1991".
- 331108 date "1991".
- 331115 date "1991".
- 332645 date "1991".
- 332649 date "1991".
- 332654 date "1991".