Where can I find this video?

Helga aka Luisa De Lupa
http://www.pornstarsexmagazines.com/products/Rodox_41_adult_mag_-_Gerlinde_BODEKER,_Colette_FIST_--_Melissa_MELENDEZ.html

https://www.pornoonline.com.pl/aktor/3059/Luisa-de-Lupa

http://www.boobpedia.com/boobs/Luisa_de_Lupa

There is no video. It's from Rodox 41:
https://xhamster.adultiq.club/photos/gallery/rodox-41-14779226

https://de.xhamster.one/photos/gallery/vintage-rodox-41-14124372

http://retro-deluxe.com/galleries/petite-seventies-girl-enjoys-big-stiffy-penis-inside.html

http://dnc8.retro-deluxe.com/pi8/galleries/1/604/0_t.jpg
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http://dnc8.retro-deluxe.com/pi8/galleries/1/604/6_t.jpg
http://dnc8.retro-deluxe.com/pi8/galleries/1/604/7_t.jpg
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http://dnc8.retro-deluxe.com/pi8/galleries/1/604/9_t.jpg
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http://dnc8.retro-deluxe.com/pi8/galleries/1/604/11_t.jpg
http://dnc8.retro-deluxe.com/pi8/galleries/1/604/12_t.jpg
http://dnc8.retro-deluxe.com/pi8/galleries/1/604/13_t.jpg
http://dnc8.retro-deluxe.com/pi8/galleries/1/604/14_t.jpg
http://dnc8.retro-deluxe.com/pi8/galleries/1/604/15_t.jpg

Helga aka Luisa De Lupa
http://www.pornstarsexmagazines.com/products/Rodox_41_adult_mag_-_Gerlinde_BODEKER,_Colette_FIST_--_Melissa_MELENDEZ.html

https://www.pornoonline.com.pl/aktor/3059/Luisa-de-Lupa

http://www.boobpedia.com/boobs/Luisa_de_Lupa

There is no video. It's from Rodox 41:
https://xhamster.adultiq.club/photos/gallery/rodox-41-14779226

https://de.xhamster.one/photos/gallery/vintage-rodox-41-14124372

http://retro-deluxe.com/galleries/petite-seventies-girl-enjoys-big-stiffy-penis-inside.html

http://dnc8.retro-deluxe.com/pi8/galleries/1/604/0_t.jpg
http://dnc8.retro-deluxe.com/pi8/galleries/1/604/1_t.jpg
http://dnc8.retro-deluxe.com/pi8/galleries/1/604/2_t.jpg
http://dnc8.retro-deluxe.com/pi8/galleries/1/604/3_t.jpg
http://dnc8.retro-deluxe.com/pi8/galleries/1/604/4_t.jpg
http://dnc8.retro-deluxe.com/pi8/galleries/1/604/5_t.jpg
http://dnc8.retro-deluxe.com/pi8/galleries/1/604/6_t.jpg
http://dnc8.retro-deluxe.com/pi8/galleries/1/604/7_t.jpg
http://dnc8.retro-deluxe.com/pi8/galleries/1/604/8_t.jpg
http://dnc8.retro-deluxe.com/pi8/galleries/1/604/9_t.jpg
http://dnc8.retro-deluxe.com/pi8/galleries/1/604/10_t.jpg
http://dnc8.retro-deluxe.com/pi8/galleries/1/604/11_t.jpg
http://dnc8.retro-deluxe.com/pi8/galleries/1/604/12_t.jpg
http://dnc8.retro-deluxe.com/pi8/galleries/1/604/13_t.jpg
http://dnc8.retro-deluxe.com/pi8/galleries/1/604/14_t.jpg
http://dnc8.retro-deluxe.com/pi8/galleries/1/604/15_t.jpg

Luisa De Lupa Very unlikely to be too many videos around of her as they were mainly photo sets: http://vintage-erotica-forum.com/t2346-luisa-de-lupa.html