@book{bhlpg13531167, title = {Natuurkundig tijdschrift voor Nederlandsch Indië }, volume = {v.19 1859}, url = {https://www.biodiversitylibrary.org/page/13531167}, publisher = {Lange}, author = {Koninklijke Natuurkundige Vereeniging in Nederlandsch Indië. }, year = {1859}, pages = {Page 219}, } @book{bhlpg13531172, title = {Natuurkundig tijdschrift voor Nederlandsch Indië }, volume = {v.19 1859}, url = {https://www.biodiversitylibrary.org/page/13531172}, publisher = {Lange}, author = {Koninklijke Natuurkundige Vereeniging in Nederlandsch Indië. }, year = {1859}, pages = {Page 224}, } @book{bhlpg692877, title = {The Philippine journal of science }, volume = {v.19 (1921)}, url = {https://www.biodiversitylibrary.org/page/692877}, publisher = {Bureau of Science}, author = {Philippines. National Science Development Board. }, year = {1921}, pages = {Page 332}, } @book{bhlpg693335, title = {The Philippine journal of science }, volume = {v.19 (1921)}, url = {https://www.biodiversitylibrary.org/page/693335}, publisher = {Bureau of Science}, author = {Philippines. National Science Development Board. }, year = {1921}, pages = {Page 776}, } @book{bhlpg51388275, title = {The Philippine journal of science }, volume = {v.19 (1921)}, url = {https://www.biodiversitylibrary.org/page/51388275}, publisher = {Bureau of Science}, author = {Philippines. National Science Development Board. }, year = {1921}, pages = {Page 332}, } @book{bhlpg52907221, title = {Plantkundig woordenboek voor Nederlandsch Indië : met korte aanwijzingen van het geneeskundig- en huishoudelijk gebruik der planten, en vermelding der verschillende inlandsche wetenschappelijke benamingen }, url = {https://www.biodiversitylibrary.org/page/52907221}, publisher = {J.H. de Bussy}, author = {Filet, G. J., 1825 -1891}, year = {1888}, pages = {Page 345}, }