• An advanced intermediate for the synthesis of 9,11-secosterolsJäälaid, Raissa; Järving, Ivar; Pehk, Tõnis; Lille, ÜloProceedings of the Estonian Academy of Sciences. Chemistry1998 / p. 39-43
• The applicability of sulfoxide Michael acceptor - 2-(S)-[(4-methylphenyl)sulfinyl]-2-cyclopenten-1-one in constructing the carbon skeleton of 9,11-secosterolsRõuk, Kristi; Kõllo, Marek; Järving, Ivar; Lopp, MargusProceedings of the Estonian Academy of Sciences2024 / p. 223-227 : ill https://doi.org/10.3176/proc.2024.3.06
• Asymmetric synthesis of the 2,2,3-trisubstituted cyclopentanone, D-ring fragment of 9,11-secosterolsKõllo, Marek; Aav, Riina; Tamp, Sven; Jarvet, Jüri; Lopp, MargusTetrahedron2014 / p. 6723-6727 : ill https://doi.org/10.1016/j.tet.2014.07.079 https://www.scopus.com/sourceid/26512 https://www.scopus.com/record/display.uri?eid=2-s2.0-84906957799&origin=inward&txGid=1160cfd21effa82e366ab57ed9995e72 https://jcr.clarivate.com/jcr-jp/journal-profile?journal=TETRAHEDRON&year=2014 https://www.webofscience.com/wos/woscc/full-record/WOS:000340989300003
• Asymmetric synthesis of the D-ring fragment of 9,11-secosterols and its configuration assignmentKõllo, Marek; Aav, Riina; Tamp, Sven; Järvet, Jüri; Lopp, MargusTÜ ja TTÜ doktorikool "Funktsionaalsed materjalid ja tehnoloogiad" : 04.-05. märts 2014, Tartu2014 / [1] p. : ill
• Catalytic reduction of sterolsEek, Margus; Allikmaa, Veiko; Pehk, Tõnis; Lopp, Margus24th Estonian Chemistry Days : abstracts of scientific conference1998 / p. 17
• Connecting the A,B- and D-rings of 9,11-secosterolsRõuk, Kristi; Kõllo, Marek; Lopp, MargusBalticum Organicum Syntheticum (BOS 2022) : program and abstract book2022 / p. 149 https://ortus.rtu.lv/science/lv/publications/35091/attachments/7168
• Ergosterooli muundamine 9,11-secosteroolide saamiseksJäälaid, Raissa; Veressinina, Jelena; Järving, Ivar; Pehk, Tõnis; Lille, ÜloXXIII Eesti keemiapäevad : teaduskonverentsi ettekannete referaadid1997 / lk. 37
• New cytotoxic sterols from the soft coral Gersemia fruticosaKoljak, Reet; Lopp, Annika; Pehk, Tõnis; Varvas, Külliki; Müürisepp, Aleksander-Mati; Järving, Ivar; Samel, NigulasTetrahedron1998 / p. 179-186
• Short synthesis of novel 9,11-secosterolsJäälaid, Raissa; Järving, Ivar; Pehk, Tõnis; Parve, Omar; Lille, ÜloNatural product letters2001 / 4, p. 221-228 https://www.tandfonline.com/doi/abs/10.1080/10575630108041285
• A sublimation study of sterolsOja, Vahur; Waymack, B.; Hajaligol, Mohammad; Chen, XuAbstracts of Scientific Conference Thermodynamics 2005 : 19th meeting2005 / p. 122
• Synthesis of 9,11-secosterol D-ring synthonAav, Riina; Kanger, Tõnis; Lopp, MargusBalticum Organicum Syntheticum : International Conference on Organic Synthesis : June 29 - July 2, 2008, Vilnius : program and abstract book2008 / ? p
• Synthesis of 9,11-secosterols intermediatesAav, Riina2005 http://www.ester.ee/record=b2041634*est
• Synthesis of the 9,11-secosterol from ergosterolJäälaid, Raissa; Pehk, Tõnis; Lille, Ülo24th Estonian Chemistry Days : abstracts of scientific conference1998 / p. 24
• Synthesis of the AB-ring of 9,11-secosterolAav, Riina; Kanger, Tõnis; Pehk, Tõnis; Lopp, Margus11th European Symposium on Organic Chemistry : Göteborg, Sweden, July 23-28, 1999 : programme and abstracts1999 / p. P1 https://www.researchgate.net/publication/228068773_Synthesis_of_the_AB-Ring_of_911-Secosterols
• Synthesis of the AB-ring of 9,11-secosterolsAav, Riina; Kanger, Tõnis; Pehk, Tõnis; Lopp, MargusSynlett2000 / No. 4, p. 529-531 https://www.researchgate.net/publication/228068773_Synthesis_of_the_AB-Ring_of_911-Secosterols
• Transformation of ergosterol towards 9,11-secosterolsJäälaid, Raissa; Veressinina, Jelena; Järving, Ivar; Pehk, Tõnis; Lille, Ülo23rd Estonian Chemistry Days : abstracts of scientific conference1997 / p. 42