| #1981 | New Zealand journal of geology and geophysics. -- Wellington : Royal Society of New Zealand, 1958-. -- ISSN 0028-8306 print. -- ISSN 1175-8791 online |
| #1982 | New Zealand journal of science. -- Wellington, 1958-. -- ISSN 0028-8365 |
| #1983 | News report. -- Washington : National Academy of Sciences, 1951-1999. -- ISSN 0027-8432 |
| #1984 | Newsweek. -- Winterthur : Newsweek, 1972-. -- ISSN 0163-7053 |
| #1985 | NHK technical monograph. -- Tokyo : Research and Information Services Division, 1963-. -- ISSN 0077-2631 |
| #1986 | Nieuw archief voor wiskunde, Derde ser. -- Amsterdam : Stichting Matematisch centrum, 1875-. -- ISSN 0028-9825 |
| #1987 | NIPR arctic data reports. -- Tokyo : National Institute of Polar Research, 1996-. -- ISSN 1342-4033 |
| #1988 | Nomografičeskij sbornik. -- Moskva : Vyčislitel|nyj centr AN SSSR, 1962-. -- ISSN 0568-6830 |
| #1989 | Nonlinear Vibration Problems. -- Warszawa : Państwowe Wydawnictwo Naukowe, 1960-. -- ISSN 0044-1597 |
| #1990 | Nordeuropa. -- Greifswald : Presse- und Informationsstelle, 1966-1993. -- ISSN 0138-2802 |